What would be the result of attempting to compile and run the folowing code ?
//Filename : MyClass.java
public class MyClass
{public satic void main (String [ ] args) {
C c = new ( ) ;
System.out. printIn(c.max (13.,29));
}
} class A {
int max(intx, intv) if (x>y) return x;else
return y;}
}
class B extends A {
int max (intx, int y){return super.max
(y,x)-10;}
}
Select the one correct answer.
A
The code will fail to compile because the max ( ) method in B passes the arguments in the call super.max(y,x)in the wrong order.
B
The code will compile without errors and will print 13 when run.
C
The code will compile without errors and will print 23 when run.
D
The code will compile without errors and will print 29 when run.
Question 1002Single Answer
What is wrong in the following class definitions ?
abstract class print
{
abstract show ( );
}
class Display extends Print
{
}
Select the correct answer ?
A
Nothing is wrong
B
Wrong. Method show ( ) should have a return type
C
Wrong. Method show ( ) is not implemented in Display
D
Wrong Display does not contain any members.
Question 1003Single Answer
What will be the result when you try to compile and run the following code ?
private class Base {
Base ( )
{ int i = 100;
System.outlprintIn (i);
}
}
public class Pri extends Base {
static int i = 200;
public static void main (String argv [ ]) {
Pri p = new Pri ( );
System.out.printIn (i);
}
}
Select the correct answer ?
A
Error at compile time
B
200
C
100 followed by 200
D
100
Question 1004Single Answer
Which abstract class is the super class of all classes used for reading bytes.
Select the one correct answer.
A
Reader
B
FileReader
C
ByteReader
D
InputStream
Question 1005Single Answer
Which abstract class is the super class of all classes used for writing characters.
Select the one correct answer.
A
Writer
B
File Writer
C
Char Writer
D
Output Stream
Question 1006Single Answer
Which statemetns are true about comparing two instances of the same class, given that the equals() and hash Code methods have been properly overridden ?
A
If the equals ( ) method returns true, the hashCode()comparison ==might return false.
B
If the equals() method returns false, the hash code() comparison== might return true
C
If the hashCode() comparison ==returns ture, the equals() method must return true.
D
If the hashCode comparison == returns true, the equals() method might return true.
Question 1007Single Answer
Given:
public static void befor () {
Set set = new TreeSet ( );
set.add("2");
set.add(3);
set.add("1");
Iterator it = set.iterator();
while(it.hasNext())System.out.print(it.next( )+" ");
}
Which of the following statements are true ?
A
The before() method will print 1 2 3
B
Thebefore( ) method will print three numbers, but the order cannot be determined.
C
The before ( ) method will not compile
D
The before ( ) method will throw an exception at runtime.
Question 1008Single Answer
Which exception can the clone ( ) method of the object class throw ?
Select the one correct answer.
A
CloneNot SupportedException
B
NotCloneableException
C
IllegalCloneException
D
NoClonesAllowedException
Question 1009Single Answer
What will the following prgram print when run ?
public class Round{
public static void main (String [ ] args) {
System.out.printIn(Math.round/ - 0.5) + " " +
Math.round(0.5));
}
};
Select the one correct answer.
A
00
B
01
C
- 10
D
- 11
Question 1010Single Answer
Which expression will evaluate to true ?
Select the one correct answer
What will be the result of attempting to compile and run the following program ?
public class MyClass
{
public static void main (String[ ] args)
{
RuntimeException re=null,
throw re;
}
}
select the one correct answer.
A
The code will fail to compile, since the main ( ) method does not declare that it throws Runtime Exception in its Declaration.
B
The program will fail to compile, since it cannot throw re.
C
The program will compile without error and will throw java.lang.RuntimeException when run
D
The program will compile without error and will throw java.lang.NullPointerException when run.
Question 1012Single Answer
Which digits, and in which order, will be printed when the following prgram is run ?
public class MyClass {
public static void main (String [ ] args) {
int k = 0;
try { int i = 5/k;
} catch (Airhmetic Exception e) {
System.out.printIn("1");
} catch (RuntimeException e) {
System.out.printIn("2")
return;
}catch (Exception e) {
System.out.printIn("3")
}
finally{
System.out.printIn("4")
}
System.out.printIn("5")
}
}
Select the one correct answer.
A
The program will only print 5
B
The program will only print 1 and 4, in that order.
C
The program will only print 1, 2 and 4, in that order.
D
The program will only print 1, 4, and 5, in that order.
Question 1013Single Answer
Which digits, and in which order, will be printed when the following program is run ?
public class MyClass {
public static void main (String [largs)
throws InterruptExceptio try {
f ( );
System.out.printIn("I");
} finally
System.out.printIn("2");
}
System.out.printIn("3")
}
//InterruptedException is a direct subclass of Exception.
static void f( ) throws InterruptedException {
throw new InterruptedException("Time to go home.");
}
}
Select the once correct answer.
A
The program will print 2 and throw Interrupted Exception.
B
The program will print 1 and 2, in that order.
C
The program will print 1,2 and 3, in that order.
D
The program will print 2 and 3, that order.
Question 1014Single Answer
Which of the following statements about thread is true ? Select the one correct answer.
A
Every thread starts with a priority of 5
B
Threads inherit theri priority from their parent thread.
C
Threads are guaranteed to run with the priority that you set using the setPriority ( ) method.
D
Thread priority is an integer ranging from 1 to 100
Question 1015Single Answer
Given the following
class My thread t = new MyThread{
public static void main (String [ ] args) {
MyThread t = new My Thread ( );
Thread x = new Thread (t);
x.start ( );
}
public void run ( ){
for(int i = 0;i<3; ++i) {
System.out.print(i +"..");
} } }
What is the result of this code ?
A
Compilation fails.
B
1..2..3..
C
0..1..2..3..
D
0..1..2..
Question 1016Single Answer
What will be the result of attempting to compile and run the following
program ?
public class Myclass extends Thread {
publicMyClass (Strings) {msg = S; }
String msg;
public void run ( ) {
System.out.printIn(msg);
}
public static void main (String [ ]args) {
new MyClass("Hello")
newMyClass("World");
}
Select the one correct answer.
A
The program will fail to compile
B
The program wil compile without errors and will print a never-ending stream of Hello and World
C
The program will compile without error and will print Hello and World when run, but order is unpredictable.
D
The program will compile without errors and will simply terminate without any output when run.
Question 1017Single Answer
The following block of code creates a Thread using a Runnable target.
Runnable target = new MyRunnable();
Thread my Thread = new Thread (target);
Which of the following classes can be used to create the target, so that the preceding code compiles correctly ?
A
(a) public class Runnable extends Runnable {public void run )}
B
public class MyRunnable extends Object {public void run ( ) {} }
C
public class MyRunnable implements Runnable {public void run () { } }
D
public class MyRunnable implements Runnable {void run() { } }
Question 1018Single Answer
Which one of these events will cause a thread to die ?
Select the one correct answer.
A
The method sleep ( ) is called.
B
The method wait ( ) is called.
C
Execution of the start ( ) method ends.
D
Execution of the run ( ) method ends
Question 1019Single Answer
Given the following.
class MyThread extends Thread {
public static void main(String [ ] args) {
My Thread t = new MyThread
t.start();
System.out.print("one. ");
t.start();
System.out.print ("two.");
}
public void run ( ) {
System.out.print("Thread");
} }
What is the result of this code ?
A
Compilation fails.
B
An exception occurs at runtime.
C
Thread one. Thread two.
D
The output cannot be determined
Question 1020Single Answer
What can be guaranteed by calling the method yield() ?
Select the one correct Answer
A
All lower priority threads will be granted CPU time.
B
The Current thread will sleep for some time while some other thread run.
C
The current thread will not continue until other threads have terminated.
D
None of the above
Question 1021Single Answer
Which of the following option leads to the portability and security of java ?
A
Bytecode is executed by JVM
B
The applet makes the Java code secure and portable
C
Use of execption handling
D
Dynamic binding between objects
Question 1022Single Answer
Which of the following is not a Java features ?
A
Dynamic
B
Architecture Neutral
C
Use of pointers
D
Object-oriented
Question 1023Single Answer
Which of the following is a valid declaration of a char ?
A
char ch = 'utea';
B
char ca = 'tea';
C
char cr = u0223;
D
char cc = 'tea';
Question 1024Single Answer
What is the return type of the hashCode () method in the object class ?
A
Object
B
int
C
long
D
void
Question 1025Single Answer
What does the expression float a = 35/O return ?
A
O
B
Not a number
C
Infinity
D
Run time exception
Question 1026Single Answer
Given, Array List list = new Array List ();
What is the initial quantity of the Array List ?
A
5
B
10
C
zero
D
100
Question 1027Single Answer
Which of the access specifiers must be used for main () method ?
A
private
B
public
C
protected
D
none of the mentioned
Question 1028Single Answer
What happends if constructor of Class A is made private ?
A
Any class can istantiate objects of Class A
B
Objects of class A can be instantiated only within the class where it is declared
C
Inherited class can instantiate object of class A
D
classes within the same package as class A can instantiate objects of class A
Question 1029Single Answer
Is Python case sensitive when dealing with identifiersa
A
yes
B
no
C
machine dependent
D
none of the mentioned
Question 1030Single Answer
What is the maximum possible length of an identifier-
A
31 characters
B
63 characters
C
79 characters
D
none of the mentioned
Question 1031Single Answer
In a spreadsheet program, the _______ contains related work sheets and documents ?
A
workbook
B
column
C
cell
D
formula
Question 1032Single Answer
Who developed the Python language
A
Zim Den
B
Guido van Rossum
C
Niene Stom
D
Wick van Roosum
Question 1033Single Answer
Which one of the following is the correct extension of the Python file -
A
py
B
python
C
p
D
None of these
Question 1034Single Answer
What is the method inside the class in Python language
A
Object
B
Function
C
Attribute
D
Argument
E
Argument
Question 1035Single Answer
Which of the following declarations is incorrect -
A
_X = 2
B
x = 3
C
_xyx_ = 5
D
None of these
Question 1036Single Answer
Why does the name of local variables start with an underscore discouraged -
A
To identify the variable
B
It confuses the interpreter
C
It indicates a private variable of a class
D
None of these
Question 1037Single Answer
Which of the following statements is correct for variable names in Python language -
A
All variable names must begin with an underscore
B
Unlimited length
C
The variable name length is a maximum of 2
D
All of the above
Question 1038Single Answer
Which of the following declarations is incorrect in python language -
A
xyzp = 5,000,000
B
xyzp = 5000 6000 7000, 8000
C
x,y,z,p = 5000,6000,7000,8000
D
xy_z_p = 5,000,000
Question 1039Single Answer
Which of the following preecedence order is correct in Python -
Study the following program :
x = 1
while True : if x%5 ==0:
break
print (x)
x + = 1
What will be the output of this code
A
error
B
21
C
0 3 1
D
None of these
Question 1041Single Answer
Which one of the following syntaxes is the correct syntax to read from a simple text file stored in "d:\java (a)txt",”r”)
A
Infile = open ("d:\java(a)txt',"I")
B
Infile = open(file="d:\jav(a)txt", "r")
C
Infile = open("d:jav(a)txt","r")
D
Infile = open.file("d:\java(a)txt","r")
Question 1042Single Answer
Study the following function :
import math
abs(math.sqrt(36))
What will be th output of this code -
A
Error
B
- 6
C
6
D
6.0
Question 1043Single Answer
The output to execute string.ascii...........letters can also be obtained from :
A
character
B
ascii_lowercase_string.digits
C
lowercase_string.upercase
D
ascii lowercase +string.ascii_upercase
Question 1044Single Answer
Study the following statements :
>>>print(ord('h')-ord('z'))
What will be the output of this statement
A
18
B
-18
C
17
D
- 17
Question 1045Single Answer
What will be the output of the following Python code
x=['ab', 'cd']
for i in x:
i.upper()
print(x)
A
['ab', 'cd']
B
['AB', 'CD']
C
[None, None]
D
none of the mentioned
Question 1046Single Answer
What will be the output of the following Python code -
x=['ab','cd']
for i in x:
x.append(i.upper() )
print(x)
A
['AB', 'CD' ]
B
['ab', 'cd', 'AB', 'CD' ]
C
['ab', 'cd']
D
none of the mentioned
Question 1047Single Answer
What will be the output of the following Python code -
i = 1
while True: if i%3 == 0
break
print (i)
i + = 1
A
1 2
B
1 2 3
C
error
D
none of the mentioned
Question 1048Single Answer
What will be the output of the following Python code -
i = 1
while True:
if i%007==0:
break
print(i)
i+=1
A
1 2 3 4 5 6
B
1 2 3 4 5 6 7
C
error
D
none of the mentioned
Question 1049Single Answer
What will be the ouput of the following Python code -
i = 5
While True:
if i %0011==0:
break
print(i)
i+=1
A
5 6 7 8 9 10
B
5 6 7 8
C
56
D
error
Question 1050Single Answer
What will be the output of the following Python code -
i = 5
While True:
if i %009==0:
break
print(i)
it=1
A
5 6 7 8
B
5 6 7 8 9
C
5 6 7 8 9 10 11 12 13 14 15......
D
error
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Computer Science
Question 1051Single Answer
What will be the output of the following Python code -
i = 1
While True:
if i %2==0:
break
print(i)
i+=2
A
1
B
12
C
1 2 3 4 5 6
D
13 5 7 9 11....
Question 1052Single Answer
What will be the output of the following Python code -
i = 2
While True:
if i %3==0:
break
print(i)
it=2
A
2 4 6 8 10
B
24
C
23
D
error
Question 1053Single Answer
What will be the output of the following Python code -
i = 1
While True:
if i %2==0:
break
print(i)
it=2
A
1
B
13 5 7 ........0
C
1234
D
none of the mentioned
Question 1054Single Answer
What will be the output of the following Python code -
True=False
While True:
print(True)
break
A
True
B
False
C
None
D
None of the mentioned
Question 1055Single Answer
What will be the output of the following Python code -
for i inrange(10):
if i ==5:
break
else:
print(i)
else
Print("Here")
A
1 2 3 4 Here
B
0 1 2 3 4 5 Here
C
01234
D
1 2 3 4 5
Question 1056Single Answer
What will be the output of the following Python code snippet -
string="my name is x"
for i in'join(string.split() ):
print(i, end = ",")
A
m,y,,n,a,m,e,i,s,,,
B
m,y,,n,a,m,e,,1,S,X
C
my,name,is,x,
D
error
Question 1057Single Answer
What will be the output of the following Python code snippet -
a = [0,1,2,3]
for a[0]in a:
print(a[0])
A
0 1 2 3
B
0 1 2 2
C
3333
D
error
Question 1058Single Answer
What will be the output of the following Python code snippet -
a = [0,1,2,3]
for a[-1]in a:
print(a[-1])
A
0123
B
0 122
C
3333
D
error
Question 1059Single Answer
Which of the following statements create a dictionary -
A
d = { }
B
d = {"john":40, "peter" :45}
C
d = {40:"john",45:"peter"}
D
All of the mentioned
Question 1060Single Answer
What will be the output of the following Python code snippet -
d = {"john":40, "peter":45}
A
"john", 40, 45, and "peter"
B
"john" and "peter"
C
40 and 45
D
d = (40:"john", 45:"peter")
Question 1061Single Answer
What will be the output of the following Python code snippet -
1. dl = {"john":40, "peter" :45}
2. d2 = {"john":466, "peter":45)
3. dl == d2
A
True
B
False
C
None
D
Error
Question 1062Single Answer
_______apper at the button of the Excel Window
A
Work sheet tabs
B
Nmae box
C
Formula box
D
Title bar
E
None of these
Question 1063Single Answer
Suppose d = {"john" :40, "peter" :45), to delete the entry for "john" what command do we use -
A
(d) delete("john" :40)
B
(d) delete("john")
C
del d["john"]
D
del d("john":40)
Question 1064Single Answer
Suppose d = {"john" :40, "peter" : 45) To obtain the number of entries in dictionary which command do we use -
A
(d)size()
B
len(a)
C
size(a)
D
(d)len()
Question 1065Single Answer
What will be the output of the following Python code snippet -
1. d = {john" :40, "peter" :45)
2. print(list(d.keys() ))
A
["john", "peter"]
B
["john":40, "peter" :45]
C
("john", "peter")
D
("john" : 40, "peter":45)
Question 1066Single Answer
Suppose d={"john":40, "peter":45), what happens when we try to retrieve a value using the expression d["susan") -
A
Since "susan" is not a value in the set, Python raises a Key Error exception
B
It is executed fine and no exception is raised, and it returns None
C
Since "susan" is not a key in the set, python raises a Key Error exception
D
Since "susan" is not a key in the set, Python raises a syntax error
Question 1067Single Answer
Which of the following functions can help us to find the version of python that we are currently working on -
A
sys.version
B
sys.version ()
C
sys.version(0)
D
sys.version(1)
Question 1068Single Answer
The output of the functions len("abc") and sys.getsizeof("abc") will be the same ?
A
True
B
False
C
No output
D
Junk value
Question 1069Single Answer
What will be the output of the following Python code, if the code is run on Windows operating system -
import sys
ifsys. platform[:2]='wi':
print("Hello")
A
Error
B
Hello
C
No output
D
Junk value
Question 1070Single Answer
What will be the output of the following Python code -
import sys
sys.stdin.readline()
Sanfoundry
A
'Sandfoundryn'
B
'Sanfoundry'
C
'Sanfoundry10'
D
Error
Question 1071Single Answer
What wil be the output of the following Python code -
import sys
eval(sys.stdin.readline( ) ).
Computer
A
Error
B
'Computern'
C
computer8
D
Computer
Question 1072Single Answer
Which is the most apprpriate definition for recursion -
A
A function that calls itself
B
A function execution instance that calls another execution instance of the same function
C
A class method that calls another class method
D
An in-built method that is automaticallycalled
Question 1073Single Answer
What will be the output of the following Python code -
I = [ ]
def convert (b);
if(b=0);
return 1
dig = b%2
1. append(dig)
convert(b//2)
convert(6) 1. reverse ( )
for i in 1:
print(i,end=" ")
A
011
B
110
C
3
D
Infinite loop
Question 1074Single Answer
What is tail recursion -
A
A recursive function that has two base cases
B
A function where the recursive functions leads to an infinite loop
C
A recursive function where to function doesn't return anything and just prints and values
D
A function where the recursive call is the last thing executed by the function
Question 1075Single Answer
Which of the following statement is false about recursion -
A
Every recursive function must have a base case
B
Infinite recursion can occur if the base case isn't properly mentioned
C
A recursive function makes the code easier to Understand
D
Every recursive function must have a return value
Question 1076Single Answer
What will be the output of the following Python code -
def fun(n):
if(n>100):
return n – 5
return fun(fun(n+11) );,
print(fun(45) )
A
50
B
100
C
74
D
Infinite loop
Question 1077Single Answer
What will be the output of the following Python code -
1=list('HELLO')
'first={0[0]}, third={0[2]}'format(1)
A
'first=H, third=L'
B
'first=0, third=2'
C
Error
D
'first=0, third=L'
Question 1078Single Answer
The formatting method (1:<10} represents the ............. positional argument, ............. in a 10 character wide field.
A
first, right
B
second, left
C
first, left
D
second, right
Question 1079Single Answer
What is the full form of "AI" ?
A
Artificially Intelligent
B
Artificial Intelligence
C
Artificially Intelligence
D
Advanced
Question 1080Single Answer
What is Artificial Intelligence ?
A
A field that aims to make humans more intelligent
B
A field that aims to improve the security
C
A field that aims to develop intelligent machines
D
A field that aims to mine the data
Question 1081Single Answer
Who is the inventor of AI ?
A
Geoffrey Hinton
B
Andrew Ng
C
John McCarthy
D
Jurgen Schmindhuber
Question 1082Single Answer
Which of the following is an application AI ?
A
It helps to explots vulnerabilities to secure the firm
B
Language understanding and problem-solving(Test analytics and NLP)
C
Easy to create a website
D
It helps to deploy applications on the cloud
Question 1083Single Answer
Based on which parameter AI is categorzed ?
A
Based on functionally of AI only
B
Based on capabilities of AI only
C
Based on capabilities and functionally of AI
D
Artificial Intelligence is not categorized.
Question 1084Single Answer
Which of the following is a component of AI ?
A
Learning
B
training
C
Designing
D
puzzling
Question 1085Single Answer
Which of the following is not a type of artificial intelligence agent ?
A
Learning Agent
B
Goal based AI agent
C
Simple reflex agent
D
Unity-based AI agent
Question 1086Single Answer
Which of the following is not the commonly used programming language for AI ?
A
perl
B
Java
C
Prolog
D
Lisp
Question 1087Single Answer
Which of the following machine requires input from the humans but can interpret the outputs themselves ?
A
Actuators
B
Sensor
C
Agnets
D
AI System
Question 1088Single Answer
______number of informed search method are there in artificial intelligence.
A
4
B
3
C
2
D
1
Question 1089Single Answer
On which Artificial Neural Network is based on which type of Artificial Intelligence approach ?
A
Cognitive Artificial Intelligence approach
B
Applied Artificial Intelligence approach
C
Weak artificial Intelligence approach
D
Strong Artificial Intelligence approach
Question 1090Single Answer
Which of the following is an expansion of Artificial Intelligence application ?
A
Game Playing
B
Planning and Scheduling
C
Diagnosis
D
All fo the mentiond
Question 1091Single Answer
What is an artificial Intelligence 'agent'
A
Takes input from the surrounding and uses its intelligence and performs the desired operations
B
An embedded program controling line following robot
C
Percieves its environment through sensors and acting upon that environment through actuators
D
All of the mentioned
Question 1092Single Answer
_____is/are the observing envoronments in artificial intelligence.
A
Learning
B
Partial
C
Fully
D
Both Partial & Fully
Question 1093Single Answer
What is the name of artificial Intelligence which allows machines to handle vague information with a deftness that mimics human intuition ?
A
Human logic
B
Boolean logic
C
Functional logic
D
Fuzzy logic
Question 1094Single Answer
____ produces hypotheses that are easy to read for humans ?
A
Artificial intelligence
B
ILP
C
First-order logic
D
propositional logic
Question 1095Single Answer
What is the total number of quantification available in artificial intelligence ?
A
4
B
3
C
1
D
2
Question 1096Single Answer
What does AI system use to recieve the input and act on the environement ?
A
Actuator
B
Capacitor
C
Sensor
D
Both acutator and sensor
Question 1097Single Answer
What is a blockchain ?
A
A combination of cnetralized ledgers
B
A type of cryptocurrency
C
An exchange of distributed information
D
A distributed ledger on a peer to peer network
Question 1098Single Answer
What does a block in a blockchain consists of ?
A
Hash point, timestamp, transaction data
B
Hash point, IP of owner transaction data
C
Blockchain name, IP of owner, transaction data
D
Has point, time of stamp, IP of owner
Question 1099Single Answer
What is node ?
A
The first block of a blockchain
B
A computer on a blockchain
C
A line in a distributed ledger
D
An exchange of cryptocurrencies
Question 1100Single Answer
When a record is in a chain who can access it ?
A
Nobody
B
Everybody
C
One person at a time
D
Only the people involved in the transaction
Question 1101Single Answer
When a record is submitted in a blockchain, how can you alter it ?
A
You need the public and private key to modify the record
B
Once submitted, records cannot be alterred
C
Only a miner has the right to modify a record in a certain timeframe
D
Only smart contract have the right tomodify the record
Question 1102Single Answer
What are the different types of token ?
A
Plateform, privacy, currency
B
plateform, distributed, currency
C
Network, distributed, currency
D
Platform, privacy, generic
Question 1103Single Answer
What is miner ?
A
A cryptographic algorithm
B
A secured distributed ldger
C
A person doing calculation
D
Computers that validate and process blockchain transactions
Question 1104Single Answer
What is the ledger type used by Bitcoin ?
A
Decentralized ledger
B
Distributed ledger
C
Distritubuted and decentralized ledger
D
None of the above
Question 1105Single Answer
What is the name of the language used withinEthereum to implement smart contract ?
A
Python
B
Solidity
C
Java
D
Algol 68
Question 1106Single Answer
What are the main cryptographic concepts in blockchain ?
A
Hashing and public key
B
Login and digital signature
C
Hashing and digital signature
D
Pin code and hashing
Question 1107Single Answer
What are the different types of blockchain ?
A
Public, private, generic
B
public, secret, consortim
C
Generic, secret, consortim
D
public, private, consortim
Question 1108Single Answer
What is a sidechain ?
A
Any mechanism that allows tokens to be securely transferred from on blockchain to another blockchain
B
The copy of all the nodes of a blockchain in a parallel blockchain for security reason
C
The name of the new blockchain generated by the fork of an existing blockchain
D
None of the above
Question 1109Single Answer
A blockchain is a type of ?
A
Object
B
database
C
Table
D
View
Question 1110Single Answer
Blockchain store data in the form of ?
A
line
B
circle
C
block
D
rhombus
Question 1111Single Answer
Decentralized blockchain are immutable ?
A
TRUE
B
FALSE
C
Can be true of false
D
Can not say
Question 1112Single Answer
A blockchain, originally block chain, is a growing list of records, called blocks, that are linked using ?
A
Timestamp
B
hash
C
Merkle tree
D
Cryptography
Question 1113Single Answer
Block hold batches of valid transaction that are hashed and encoded into a ?
A
merkle tree
B
Cryptographic hash
C
genesis block
D
temporary fork
Question 1114Single Answer
What is machine learning ?
A
The autonomous acquisition on knowledge through the use of computer programs
B
The autonomous acquisition of knowledge through the use of manual programs
C
The selective acquisition of knowledge through the use of computer program
D
The selective acquisition of knowledge through the use of manual program
Question 1115Single Answer
Which of the factors affect the performance of learner system does not include ?
A
Representation scheme used
B
Training scenario
C
type of feedback
D
Good data structures
Question 1116Single Answer
Different learning methods does not include ?
A
Memorization
B
Analogy
C
Deduction
D
Introduction
Question 1117Single Answer
A model of language consists of the categories which does not include ?
A
Langauge untis
B
Role structure of units
C
System constraints
D
structural units
Question 1118Single Answer
ML is a field of AI consisting of learning algorithms that ?
A
Improve their performance
B
At executing some task
C
Over time with experience
D
All of the above
Question 1119Single Answer
What refers to the horizontal cells which can contain information ?
A
Columns
B
Rows
C
Horizontal scrollbar
D
Ribbon
E
None of these
Question 1120Single Answer
Which of the following are ML methods ?
A
based on human supervision
B
supervised learning
C
semi-reinforcement Learning
D
All of the above
Question 1121Single Answer
Which of the following is a widely used and effective machine learning algorithm based on the idea of bagging ?
A
Decision Tree
B
Regression
C
Classification
D
Random Forest
Question 1122Single Answer
To find the minimum or the maximum of a function, we set the gradient to zero because :
A
The value of the gradient at extrema of a function is always zero
B
Depends on the type of problem
C
Both A and B
D
None of the above
Question 1123Single Answer
In which of the folowing learning the teacher returns reward and punishment of learner ?
A
Active larning
B
Reinforcement learning
C
Supervised learning
D
Unsupervised learning
Question 1124Single Answer
Which of the following list the component of learning system ?
A
Goal
B
Model
C
Learning rules
D
All of the mentioned
Question 1125Single Answer
In a Unsupervised learning ______
A
Specific output values are given
B
Specific output values are not given
C
No specific Inputs are given
D
Both inputs and outputs are given
Question 1126Single Answer
In language understanding, the levels of knowledge that does not include ?
A
Phonological
B
Syntactic
C
Empirical
D
Logical
Question 1127Single Answer
A model of language consists of the categories which does not include ?
A
Language units
B
Role structure of units
C
System constraints
D
Structural units
Question 1128Single Answer
What is meant by agent's prercept sequence ?
A
used to perceive the environment
B
Complete hisotory of actuator
C
Complete history of perceived things
D
None of the mentioned
Question 1129Single Answer
Which of the following language was developed as the first purely object programming language ?
A
Small Talk
B
C++
C
Kotlin
D
Java
Question 1130Single Answer
Who developed object-oriented programming ?
A
Adele Goldberg
B
Dennis ritchie
C
Alan kay
D
Andrea Ferro
Question 1131Single Answer
Which of the following is not an OOPS concept ?
A
Encapsulation
B
Polymorphism
C
Exception
D
abstraction
Question 1132Single Answer
Which feature of OOPS described the reusability of code ?
A
Abstraction
B
Encapsulation
C
Polymorphism
D
Inheritance
Question 1133Single Answer
Which of the following language supports polymorhpism but not the classes ?
A
C++ programming language
B
Java programming language
C
ada programming language
D
C# programming language
Question 1134Single Answer
Which among the following feature is not in the general definiton of OOPS ?
A
Modularity
B
Efficient Code
C
Code reusability
D
Duplicate of Redundant Data
Question 1135Single Answer
Which features of OOPS derives the class from another class ?
A
Inheritance
B
Data hiding
C
Encapsulation
D
Polymorphism
Question 1136Single Answer
Define the programming language, which does not support all four types of of inheritance ?
A
Smalltalk
B
Kotlin
C
Java
D
C++
Question 1137Single Answer
A single program of OOPS contains ______ classes ?
A
Only 1
B
Only 999
C
Only 100
D
Any number
Question 1138Single Answer
Which operator from the following can be used to illustrate the feature of polymorphism ?
A
Overloading <<
B
Overloading &&
C
Overloading | |
D
Overloading +=
Question 1139Single Answer
Which two features of object-oriented programming are the same ?
A
Abstraction and Polymorphism features are the same
B
Inheritance and Encapsulation features are the same
C
Encapsulation and Polymorphism features are the same
D
Encapsulation and Abstraction
Question 1140Single Answer
Which header file is required by the C++ programming language to use the OOPS concept ?
A
stdio.h
B
iostream.h
C
stdlib.in
D
We can easily use the OOPS concepts in C++ programs without using header file.
Question 1141Single Answer
Which of the following definition is incorrect for poly-morphism ?
A
Polymorphism helps in redefining the same functionality
B
Polymorphism concept is the feature of object oriented programming (OOP)
C
It always increases the overhead of function definition
D
Ease in the readability of the program
Question 1142Single Answer
Which among the following cannot be used for the con-cept of polymorphism ?
A
Static member function
B
Constructor overloading
C
Member function overloading
D
Global member function
Question 1143Single Answer
Which function best describe the concept of polymorphism in programming languages ?
A
Class member function
B
Virtual function
C
Inline function
D
Undefind function
Question 1144Single Answer
Which member function is assumed to call first when there is a case of using function overloading or abstract class ?
A
Global function
B
Local function
C
function with lowest priority
D
Function with the highest priority
Question 1145Single Answer
Which of the following language uses the classes but not the polymorphism concept ?
A
Procedure Oriented language
B
Object-based language
C
Class-based language
D
If classes are used, then the polymorphism concept will always be used in the programming languages
Question 1146Single Answer
Which of the following OOP concept is not true for the C++ programming language ?
A
A class must have member functions
B
C++ Program can be easily written without the use of classes
C
At least one instance should be declared within the C++ program
D
C++ Program must contain at least one class
Question 1147Single Answer
What is the extra feature in classes which was not in the structures ?
A
Member functions
B
Data members
C
public access specifier
D
Static Data allowed
Question 1148Single Answer
How many types of polymorphism in the C++ programming language ?
A
Three types of polymorphism
B
Two types of polymorphism
C
Five types of polymorphism
D
Four types of polymorphism
Question 1149Single Answer
Which of the following feature is also known as runtime binding or late binding ?
A
Dynamic typing
B
Dynamic loading
C
Dynamic binding
D
Data hiding
Question 1150Single Answer
Which among the following is not a member of the class ?
A
Virtual functopm
B
Const function
C
Static function
D
Friend function
Question 1151Single Answer
Which of the followign class is known as the generic class ?
A
Final class
B
Template class
C
Abstract class
D
Efficient code
Question 1152Single Answer
Which operator overloads using the friend function ?
A
*
B
( )
C
->
D
=
Question 1153Single Answer
Which of the following OOP concept binds the code and data together and keeps them secure from the outside world ?
A
Polymorphism
B
Inheritance
C
Abstraction
D
Encapsulation
Question 1154Single Answer
Which member of the superclass is never accessible to the subclass ?
A
Public member
B
Protected member
C
Private member
D
All of the mentioned
Question 1155Single Answer
What is the size of a class ?
A
Sum of the size of all inherited variables along with the variables of the same class
B
The size of the class is the largest size of the variable of the same class
C
Classes in the programming languages do not have any size
D
Sum of the size of all the variables within a class.
Question 1156Single Answer
Which class cannot create its instance ?
A
Parent class
B
nested class
C
Anonymous class
D
Abstract class
Question 1157Single Answer
Which of the following variable violates the definition of encapsulation ?
A
Array variables
B
Local variables
C
Global variables
D
Public variables
Question 1158Single Answer
How can the concept of encapsulation be achieved in the program ?
A
By using the Access specifiers
B
By using the concept of abstraction
C
By using only private members
D
By using the concept of Inheritance
Question 1159Single Answer
The concept of encapsulation helps in writing which type of classes in the Java programming language ?
A
Abstract classes
B
Wrapper classes
C
Mutable classes
D
Immutable classes
Question 1160Single Answer
Encapsulation is_______?
A
technique of combining more than one member functions into a single unit.
B
mechanism of combining more than one data member into a single unit.
C
Mechanism of combining more than one data members and member functions that implement on those data members into a single unit
D
technique of combining more than one data members and member function into a single unit, which can manipulate any data.
Question 1161Single Answer
Which of the following statement of a program is not right ?
A
class teacher { } ; teacher s[5];
B
class teacher { } s;
C
class teacher { }; teacher s;
D
class teacher { } s [ ] ;
Question 1162Single Answer
Which of the following syntax is incorrect for the class definition ?
A
student class { } ;
B
class student { student(int a) { }};
C
class teacher {public: teacher(int a) { }};
D
None of the mentioend
Question 1163Single Answer
The object cannot be _________?
A
passed by copy
B
passed as function
C
passed by value
D
passed by reference
Question 1164Single Answer
Which among the following feature does not come under the concept of OOPS ?
A
Data binding
B
Data hiding
C
Platform independent
D
Message passing
Question 1165Single Answer
Which of the following feature may be broke if the user does not use the classes in the code ?
A
Object must be used violated
B
Only the encapsulation concept is violated
C
Inheritance cannot be implemented
D
Basically, all the features of OOPS get violated
Question 1166Single Answer
Which of the following feature interacts one object with another object ?
A
Message reading
B
Message passing
C
Data transfer
D
Data binding
Question 1167Single Answer
Which definition best defines the concept of abstraction ?
A
Hides the important data
B
Hides the implementation and showing only the features
C
Hiding the implementation
D
Showing the important data
Question 1168Single Answer
the principle of abstraction ______.
A
is used to achieve OOPS'
B
is used to avoid duplication
C
Use abstraction at its minimum
D
is used to remove longer codes
Question 1169Single Answer
Which among the following concept is correct if a user using the concept of encapsulation in a code ?
A
The modification of the code can be additional overhead
B
member function can be used for modifying the data type of data members
C
The data type of data member cannot be modified.
D
The data type of the data member can be easily modified without modifying any other code
Question 1170Single Answer
Consider the following java program and select the right option from the given options.
class marksoftstudent
{
int subjectmarks;
public :int*fun ( )
{
return & subjectmarks;
}
};
main ( )
{
marksoftstudent s;
int*ptr=c.fun ( );
return 0;
}
A
The above program violates the feature of encapsulation
B
The above program may result in undesirable conditions
C
The above program will generate an error
D
The above program is good to go
Question 1171Single Answer
The name of the default access specifier for the member functions or data members in the C++ programming language is_____.
A
Private access specifier
B
Public access specifier
C
protected access specifier
D
Depends on compiler
Question 1172Single Answer
Which of the following option best illustrates a friend class ?
A
This class can access and manipulate all the private members of that class which connects to a friend.
B
Friend class can access and manipulate the protected data members of that class that connects to a friend.
C
Friend class can't access any data members of another class but can use its methods
D
Friend class don't have any implemention
Question 1173Single Answer
The combination of abstraction of the data dn code is viewed in ______.
A
Inheritance
B
Object
C
Class
D
Interface
Question 1174Single Answer
Using the concept of encapsulation security of the data is______
A
Ensured to some extent
B
Purely ensured
C
No ensured
D
Very low
Question 1175Single Answer
Which of the following definition best describes the concept of polymorphism ?
A
It is the ability to process the many messages and data in one way
B
It is the ability to process the undefined messages or data in at least one way
C
It is the ability to process the message or data in more than one form
D
It is the ability to process the message or data in only one form
Question 1176Single Answer
How can we describe an array in the best possible way ?
A
The Array shows a hierarchical structure.
B
Arrays are immutable.
C
Container that stores the elements of similar types
D
The Array is not a data structure
Question 1177Single Answer
Which of the following is the correct way of declaring an array ?
A
int javapoint [10];
B
int javapoint;
C
java point {20};
D
array javapoint [ 10];
Question 1178Single Answer
How can we initialize an array in C language ?
A
int arr[2]=(10,20.
B
int arr(2.={10,20}
C
int arr[2]= {10,20}
D
int arr(2, = (10, 20.
Question 1179Single Answer
Which of the following is the advantage of the array data structure ?
A
Elements of mixed data types can be stored.
B
Easier to access the elements in an array
C
Index of the first element starts from 1.
D
Elements of an array cannot be sorted.
Question 1180Single Answer
Which of the following highly uses the concept of an array ?
A
Binary Search tree
B
Caching
C
Spatial locality
D
Scheduling of Process
Question 1181Single Answer
Which of the following is the disadvantage of the Array ?
A
Stack and Queue data structures can be implemented through an array.
B
Index of the first element in an array can be negative
C
Wastage of memory if the elements inserted in an array are lesser than the allocated size.
D
Elements can be accessed sequentially.
Question 1182Single Answer
Which of the following is the size of int arr[9] assuming that int is of 4 bytes ?
A
9
B
36
C
35
D
None of the above
Question 1183Single Answer
Which one of the following is the process of inserting an element in the stack ?
A
Insert
B
Add
C
Push
D
None of above
Question 1184Single Answer
When the user tries to delete the element from the empty stack then the condition is aid to be a ________
A
Underflow
B
Garbage collection
C
Overflow
D
None of the above
Question 1185Single Answer
If the size of the stack is 10 and we try to add the 11th element in the stack then the condition is known as _______
A
Underflow
B
Garbage collection
C
Overflow
D
None of the above
Question 1186Single Answer
Which one of the following is not the application of the stack data structure
A
Strong reversal
B
recursion
C
Backtracking
D
Asynchronous data transfer
Question 1187Single Answer
Which data structure is mainly used for implementing the recursive algorithm ?
A
Queue
B
Stack
C
Binary tree
D
Linked list
Question 1188Single Answer
Which sign indicate to multiplication ?
A
Forward slash
B
Percent sign
C
Caret
D
Asterisk
E
None of these
Question 1189Single Answer
Which of the following is the infix expression ?
A
A+B*C
B
+A*BC
C
ABC+*
D
None of the above
Question 1190Single Answer
Which of the following is the prefix form of A+B*C ?
A
A+(BC*)
B
+AB*C
C
ABC+*
D
+A*BC
Question 1191Single Answer
Which of the following is not the correct statement for a stack data structure ?
A
Arrays can be used to implement the stack
B
Stack follows FIFO
C
Elements are stored in a sequential manner
D
Top of the stack contains the last inserted element
Question 1192Single Answer
If the elemtents '1', '2', '3' and '4' are added in a stack, so what would be the order for the removal ?
A
1234
B
2134
C
4321
D
None of the above
Question 1193Single Answer
What is the outcome of the prefix expression +,-,*,3,2,/,8, 4, 1 ?
A
12
B
11
C
5
D
4
Question 1194Single Answer
The minimum number of stacks required to implement a stack is________.
A
1
B
3
C
2
D
5
Question 1195Single Answer
Which one of the following node is considered the top of the stack if the stack is implemented using the linked list ?
A
First node
B
Second node
C
Last node
D
None of the above
Question 1196Single Answer
consider the following stack implemented using stack.
#define SIZE 11
struct STACK
{
int arr[SIZE};
int top = 0 1;
}
What would be the maximum value of the top that does not cause the overflow of the stack ?
A
8
B
9
C
11
D
10
Question 1197Single Answer
What is another name for the circular queue among the following options ?
A
square buffer
B
Rectangle buffer
C
Ring buffer
D
None of the above
Question 1198Single Answer
If the elements '1', '2', '3' and '4' are inserted in a queue, what would be order for the removal ?
A
1234
B
4321
C
3241
D
None of the above
Question 1199Single Answer
Which of the following principle does Queue use ?
A
LIFO principle
B
FIFO principle
C
Linear tree
D
Ordered array
Question 1200Single Answer
Which one of the following is not the type of the Queue ?
A
Linear Queue
B
Circular Queue
C
Double ended Queue
D
Single ended Queue
Question 1201Single Answer
The time complexity of enqueue operation in Queue is______
A
O (1)
B
O (n)
C
O(logn)
D
O (nlogn)
Question 1202Single Answer
Which of the following that determines the need for the circular Queue ?
A
Avoid wastage of memory
B
Access the Queue using priority
C
Follows the FIFO principle
D
None of the above
Question 1203Single Answer
Which one of the following is the correct way to increment the rear end in a circular queue ?
A
rear = rear + 1
B
(rear+1)%max
C
(rear%max)+1
D
None of the above
Question 1204Single Answer
Consider the following code
int fun ( )
{
if (isEmpty ( ) )
{
return-10;
{
else
}
int n;
n = q[front];
front++;
return n;
}
}
when operation does the above code perform ?
A
Enqueue
B
Dequeue
C
Return the front element
D
Both b and c
Question 1205Single Answer
In the linked list implementation of queue, where will the new element be inserted ?
A
At the middle position of the linked list
B
At the head position of the linked list
C
At the tail position of the linked list
D
None of the above
Question 1206Single Answer
How many Queues are required to implement a Stack ?
A
3
B
2
C
1
D
4
Question 1207Single Answer
Which one of the following is not the application of the Queue data structure ?
A
Resource shared between various systems
B
Data is transferred asynchronously
C
Load balancing
D
Balancing of symbols
Question 1208Single Answer
Which of the following Excel charts represents only one value for each variable ?
A
Function
B
Line
C
Pie
D
Bar
E
None of these
Question 1209Single Answer
Which of the following option is true if implementation of Queue is form the linked list ?
A
In enqueue operation, new nodes are inserted from the beginning and in dequeue operation, nodes are removed from the end.
B
In enqueue operation, new nodes are inserted from the end and in dequeue operation, nodes are deleted from the beginning.
C
In enqueue operation, new nodes are inserted from the end and in dequeue operation, nodes are deleted from the end.
D
Both a and b
Question 1210Single Answer
The necessary condition to be checked before deletion from the Queue is________
A
Overflow
B
Underflow
C
Rear value
D
Front value
Question 1211Single Answer
Which data structure is the best for implementing a priority queue ?
A
Stack
B
Linked list
C
Array
D
Heap
Question 1212Single Answer
Which of the following principle is used if two elements in the priority queue have the same priority ?
A
LIFO
B
FIFO
C
Linear tree
D
None of the above
Question 1213Single Answer
Which of the following statement is not true regarding the priority Queue ?
A
Processes with different priority can be easily handled
B
Easy to implement
C
Deletion is easier
D
None of the above
Question 1214Single Answer
A linear data structure in which insertion and deletion operation can be performed from both the ends is _________.
A
Queue
B
Dequeue
C
Priority queue
D
Circular queue
Question 1215Single Answer
In the Deque implementation using singley linked list, what would be the time complexity of deleting an element from the rear end ?
A
O (1)
B
O(n2)
C
O (n)
D
O(nlogn)
Question 1216Single Answer
Which of the following data structure allows you to insert the elemtns from both the ends while deletion from only one end ?
A
input-restricted queue
B
Output – restricted queue
C
Priority queue
D
None of the above
Question 1217Single Answer
What would be the output after performing the following operations in a Deque ?
Insertfront(10);
Insertfront(20);
Insertfront(30);
Insertfront(40);
Deletefront( );
Insertfront(50);
Deleterear();
Display();
A
10, 20, 30
B
50, 10, 30
C
40, 20, 30
D
None of the above
Question 1218Single Answer
In a circular queue implementation using array of size 5, the array index starts with 0 where front and rear values are 3 and 4 repsectively. Determine the array index at which the insertion of the next element will take place,
A
5
B
zero
C
1
D
2
Question 1219Single Answer
If circular queue is implemented using array having size MAX_SIZE in which array index starts with 0, front points to the first element in the queue, and rear points to the last element in the queue. Which one of the following conditions used to specify that the circular queue is empty ?
A
Front = rear = - 1
B
Front=rear=0
C
Front=rear+1
D
one of the above
Question 1220Single Answer
What would be the time complexity if user tries to insert the element at the end of the linked list (head pointer is known) ?
A
O (1)
B
O (n)
C
O(logn)
D
O(nlogn)
Question 1221Single Answer
_______ sign is used to create an absolute cell reference .
A
%
B
&
C
@
D
$
E
None of these
Question 1222Single Answer
Consider the following code
struct node
{
int data;
struct node *next;
}
node ptr;
Which one of the following is the correct option to create a new node ?
A
ptr = (node*) malloc(sizeof(node*))
B
ptr = (node) malloc(sizeof(node))
C
ptr = (node*) malloc(sizeof(node))
D
None of the above
Question 1223Single Answer
Which of the following statement is not true about the doubly linked list ?
A
We can traverse in both the directions.
B
It requires extra space
C
Implementation of doubly linked list is easier than the singly linked list
D
It stores the addreses of the next and the previous node
Question 1224Single Answer
What is the maximum number of children that a node can have in a binary tree ?
A
3
B
1
C
4
D
2
Question 1225Single Answer
Which one of the following techniques is not used in the Binary tree ?
A
Randomized traversal
B
Preorder traversal
C
Postorder traversal
D
Inorder traversal
Question 1226Single Answer
Which of the following options is not true about the Binary Search tree ?
A
The value of the left child should be less than the root node.
B
The value of the right child should be greater than the root node.
C
The left and right sub trees should also be a binary search tree
D
None of the above
Question 1227Single Answer
How can we define a AVL tree ?
A
A tree which is a binary search tree and height balanced tree.
B
A tree which is a binary search tree but unbalanced tree.
C
A tree with utmost two children
D
A tree with utmost three children
Question 1228Single Answer
Why do we prefer Red Black tree over AVL tree ?
A
Red Black trees are not strictly balanced
B
Red black tree requires lesser rotations than AVL tree
C
AVL tree needs more space to store the balance factor.
D
Both b and c
Question 1229Single Answer
What would be the color of newly created node while inserting a new element in a Red black tree ?
A
Black, if the new node is not a root node.
B
Red, if the new node is not a root node
C
Black, if the new node is a root node.
D
Both b and c
Question 1230Single Answer
In Excel, charts are created using which option ?
A
Chart Wizard
B
Pivot Table
C
Pie Chart
D
Bar Chart
E
None of these
Question 1231Single Answer
Which case of data structure operation takes maximum time ?
A
Worst Case
B
Average Case
C
Best Case
D
None of the above
Question 1232Single Answer
In Average case, if operation takes f(n) time in execution, then m operation will take ?
A
f(n)
B
f(m)
C
mf(n)
D
nf(m)
Question 1233Single Answer
________ is a single elementary unit of information represting an attribute of an entity.
A
Entity Set
B
Record
C
File
D
Field
Question 1234Single Answer
What is true about Interface in data structure ?
A
Each data structure has an interface.
B
Interface represents the set of operations that a data structure supports.
C
An interface only provides the list of supported operations, type of parameters they can accept and return type of these operations.
D
All of the above
Question 1235Single Answer
Which of the following is not a characteristics of a Data Structure ?
A
Completeness
B
Correctness
C
Time Complexity
D
Space complexity
Question 1236Single Answer
Which characteristics shows that running time or the execution time of operations of data structure must be as small as possible ?
A
Completeness
B
Correctness
C
Time complexity
D
Space complexity
Question 1237Single Answer
Data items that cannot be divided are called as ?
A
Group Itmes
B
Attribute and Entity
C
Elementary Items
D
File items
Question 1238Single Answer
Which of the following analysis known as theoretical analysis of an algorithm ?
A
A Posterior Analysis
B
A Priori Analysis
C
A Feasibility Analysis
D
A Independent Analysis
Question 1239Single Answer
When you are typing an equation into a cell the first thing that must be entered is
A
the first cell referenced
B
parenthesis
C
quotation marks
D
an equal sign
E
None of the above
Question 1240Single Answer
An algorithm should have _____well-defined outputs
A
zero
B
1
C
0 or more
D
1 or more
Question 1241Single Answer
______ of an algorithm represents the amount of memory space required by the algorithm in its life cycle ?
A
Space complexity
B
Time complexity
C
Quadratic Complexity
D
Exponential Complexity
Question 1242Single Answer
The space required by an algorithm is equal to the sum of the following ______components ?
A
1
B
2
C
3
D
4
Question 1243Single Answer
Which is the formal way to express the upper bound of an algorithm's running time ?
A
Big Oh Notation
B
Omega Notation
C
Theta Notation
D
None of the above
Question 1244Single Answer
The Omega notation is the formal way to express the ________of an algorithms running time ?
A
upper bound
B
medium bound
C
lower bound
D
Both the lower bound and the upper bound
Question 1245Single Answer
O(1) means computing time is ..........
A
Constant
B
Quadratic
C
Linear
D
Cubic
Question 1246Single Answer
Which data structure allows deleting data elements from front and inserting at rear ?
A
Stack
B
Queues
C
Deques
D
Binary search tree
Question 1247Single Answer
Which of the following sorting algorithm is of divide- and-conquer type ?
A
Bubble sort
B
Insertion sort
C
Quick sort
D
Selection sort
Question 1248Single Answer
The time factor when determining the efficiency of al-gorithm is measured by ?
A
Counting microseconds
B
Counting the number of key operations
C
Counting the number of statements
D
Counting the kilobytes of algorithm
Question 1249Single Answer
Which function displays row data in a column or column data in row ?
A
Hyperlink
B
Index
C
Transpose
D
Rows
E
None of these
Question 1250Single Answer
This is not a function category in Excel ?
A
Logical
B
Data series
C
Financial
D
Text
E
None of these
Question 1251Single Answer
In alaysis of algorithm, approximate relationship between the size of the job and the amount of work required to do is expressed by using_____.
A
Central tendency
B
Differential equation
C
Order of magnitude
D
Order of execution
Question 1252Single Answer
What is the type of the algorithm used in solving the 8 Queens problem ?
A
Backtracking
B
Dynamic
C
Branch and Bound
D
Both A and B
Question 1253Single Answer
Which of the following belongs to the algorithm paradigm ?
A
Minimum & Maximum problem
B
Knapsack problem
C
Selection problem
D
Merge sort
Question 1254Single Answer
The [ ] notation is
A
Symmetric
B
Reflexive
C
Transitive
D
All of the above
Question 1255Single Answer
Which of the following data structure is more appropriate the represent a heap ?
A
Two-dimensional array
B
Doubly linked list
C
Linear Array
D
Linked list
Question 1256Single Answer
Which of the following is the comparison operator ?
A
*
B
*
C
=
D
+
E
None of these
Question 1257Single Answer
A graph in which all vertices have equal degree is known as _______
A
Complete graph
B
Regular graph
C
Multi graph
D
Simple graph
Question 1258Single Answer
A vertex of in-degree zero in a directed graph is called a/an ?
A
Root vertex
B
Isolated vertex
C
Sink
D
Articulation point
Question 1259Single Answer
A graph is a tree if an only if graph is
A
Directed graph
B
Contains no cycles
C
Planner
D
Completely connected
Question 1260Single Answer
To perform level-order traversal on a binary tree, which of the following data structure will be required ?
A
Hash table
B
Queue
C
Binary search tree
D
stack
Question 1261Single Answer
Which of the following data structure is required to convert arithmetic expression in infix to its equivalent postfix notation ?
A
Queue
B
Linked list
C
Binary search tree
D
None of above
Question 1262Single Answer
A binary tree in which all its levels except the last, have maximum numbers of nodes, and all the nodes in the last level have only one child it will be its left child. name the tree ?
A
Threaded tree
B
Complete binary tree
C
M-way search tree
D
Full binary tree
Question 1263Single Answer
Which of following data structure is more appropriate for implementing quick sort iteratively ?
A
Dequeuex
B
Dequeue
C
Queue
D
Stack
E
Priority queue
Question 1264Single Answer
The number of edges in a complete graph of n vertices is ?
A
n(n+1)/2
B
n(n-1)/2
C
n²/2
D
n
Question 1265Single Answer
If two trees have same structure and but different node content, then they are called______ ?
A
Synonyms trees
B
Joint trees
C
Equivalent trees
D
Similar trees
Question 1266Single Answer
Which term is used join the selected cells in to one cell ?
A
Merge
B
Pivot
C
Wrap
D
Filter
E
None of these
Question 1267Single Answer
Which one of the following is an application of Stack Data Structure ?
A
managing function calls
B
The Stock span problem
C
Arithemetic expressione valuation
D
All of the above
Question 1268Single Answer
Process of inserting an element in stack is called________?
A
Create
B
Push
C
Evaluation
D
Pop
Question 1269Single Answer
Which is the operating system used by Macintosh computers ?
A
MAC OS X
B
Windows
C
Linux
D
MS-DOS
Question 1270Single Answer
Which of the following is true about linked list implementation of stack ?
A
In push operation. if new nodes are inserted at the beginning of linked list, then in pop operation, nodes must be removed from end
B
In push operation, if new nodes are inserted at the end, then in pop operation, nodes must be removed from the beginning
C
Both of the above
D
None of the above
Question 1271Single Answer
Consider the following pseudocode that uses a stack. What is output for input "letsfinde" ?
declare a stack of characters
While (there are more characters in the word to read)
{
read a character
push the character on the stack
}
pop a character off the stack
write the character to the screen
}
A
letsfindcletsfindc
B
cdniftstel
C
letsfindc
D
cdniftstelcdniftstel
Question 1272Single Answer
The prefix form of A-B/(C*D ? E) is ?
A
-/*?ACBDE
B
–ABCD*?DE
C
–A/B*C?DE
D
–A/BC*?DE
Question 1273Single Answer
What is the value of the postfix expression 6 3 2 4 + -*:
A
Something between -5 and -15
B
Something between 5 and -5
C
Something between 5 and 15
D
Something between 15 and 100
Question 1274Single Answer
In a stack, if a user tries to remove an element from empty stack it is called________?
A
Underflow
B
Empty collection
C
Overflow
D
Garbage Collection
Question 1275Single Answer
Which of the following applications may use a stack ?
A
A parentheses balancing program
B
Tracking of local variable at run time
C
Compiler Syntax Analyzer
D
All of the mentioned
Question 1276Single Answer
Consider the usual algorithm for determinning whether a sequence of parentheses is balanced.
The maximum number of parantheses that appear on the stack AT ANY ONE TIME when the algorithm analyzes: (0(0)(0)) are:
A
1
B
2
C
3
D
4 or more
Question 1277Single Answer
Process of removing an element from stack is called _____?
A
Create
B
Push
C
Evaluation
D
Pod
Question 1278Single Answer
Pushing an element into stack already having five elment and stack size of 5, then stack becomes ?
A
Overflow
B
Crash
C
Underflow
D
User flow
Question 1279Single Answer
Excel documents are stored as files called ?
A
work force
B
work sheets
C
work tables
D
work groups
E
work books
Question 1280Single Answer
The data structure required to check whether an expression contains balanced parenthesis is ?
A
Stack
B
Queue
C
Array
D
Tree
Question 1281Single Answer
The postfix form of A*B+C/D is ?
A
*AB/CD+
B
AB*CD/+
C
A*BC+/D
D
ABCD+/*
Question 1282Single Answer
DOS based spread sheet package is :
A
Lotus 1-2-3
B
SpreadPRO
C
Excel
D
Smartsheet
E
None of these
Question 1283Single Answer
What data structure would you mostly likely see in a non recursive implementation of a recursive algorithm ?
A
Linked List
B
Stack
C
Queue
D
Tree
Question 1284Single Answer
The process of accessing data stored in a serial access memory is similar to manipulating data on a ______ ?
A
Heap
B
Binary Tree
C
Array
D
Stack
Question 1285Single Answer
Which data structure is needed to convert infix notation to postfix notation ?
A
Branch
B
Tree
C
Queue
D
Stack
Question 1286Single Answer
The prefix form of A-B/ (C*D ^ E) is ?
A
-/*ACBDE
B
–ABCD*^DE
C
–A/B*C^DE
D
–A/BC*^DE
Question 1287Single Answer
Press ______ to create chart ?
A
F1
B
F12
C
F5
D
F11
E
None of these
Question 1288Single Answer
What is the result of the following operation Top (Push (S,X)
A
X
B
Null
C
S
D
None of the mentioned
Question 1289Single Answer
The prefix from of an infix expression p + q – r* t is ?
A
+ pq - *rt
B
- +pqr * t
C
- +pq * rt
D
- +*pqrt
Question 1290Single Answer
The postfix form of the expression (A+B) *(C*D-E)*F/G is ?
A
AB + CD*E – FG/**
B
AB+ CD*E – F **G/
C
AB + CD*E -*F*G/
D
AB + CDE * - *F *G/
Question 1291Single Answer
_______ was the first spread sheet on a micro computer ?
A
SpreadPRO
B
Visi Calc
C
Lotus 1-2-3
D
Excel
E
Star Calc
Question 1292Single Answer
Forms that are used to organise business data into rows and columns are called ?
A
transaction sheet
B
sheet - spreads
C
registers
D
business - forms
E
spread sheets
Question 1293Single Answer
______ returns the least common multiple
A
RTLCM ( )
B
TLCM ( )
C
LCM ( )
D
LCCM ( )
E
None of these
Question 1294Single Answer
Another name for a pre- programmed formula in Excel is ?
A
range
B
graph
C
function
D
cell
E
None of these
Question 1295Single Answer
What is the extension of saved file in M.S Excel ?
A
.xls
B
.xks
C
.xbs
D
.xos
E
None of these
Question 1296Single Answer
To select the entire column, press _____ ?
A
Tab + E
B
Tab + C
C
Ctrl + Space
D
Alt + Space
E
None of these
Question 1297Single Answer
Press to bring up search box ?
A
Shift + F3
B
Shift + F4
C
Shift + F5
D
Shift + F6
E
None of these
Question 1298Single Answer
To minimize the currently selected window, press ?
A
Ctrl + F9
B
Ctrl + F10
C
Ctrl + F11
D
Ctrl + F12
E
None of these
Question 1299Single Answer
Which of the following term is related with legends ?
A
Clipart
B
Word art
C
Operator
D
Chart
E
None of these
Question 1300Single Answer
The result of evaluating the postfix expression 5, 4, 6 +, *, 4, 9, 3, /, +, *, is ?
A
600
B
350
C
650
D
588
Question 1301Single Answer
Convert the following infix expressions into its equivalent postfix expressions
(A + B ? D) / (E – F) + G
A
(A B D ? + E F - / G +)
B
(A B D + ? E F - / G +)
C
(A B D ? + E F /-G +)
D
None
Question 1302Single Answer
Convert the following Infix expression to Postfix from using a stack x + y * z + (p * q + r) * s, Follow usual precedence rule and assume that the expression is legal.
A
xyz*+pq*r+s*+
B
xyz*+pq*r+s+*
C
xyz+*pq*r+s*+
D
None
Question 1303Single Answer
Which of the following statement(s) about stack data structure is/are NOT correct ?
A
Stack data structure can be implemented using linked list
B
New node can only be added at the top of the stack
C
Stack is the FIFO data structure
D
The last node at the bottom of the stack has a NULL link
Question 1304Single Answer
Consider the linked list implementation of a stack. Which of the following node is considered as Top of the stack ?
A
First node
B
Last node
C
Any node
D
Middle node
Question 1305Single Answer
Which of the following operation take worst case linear time in the array implementation of stack ?
A
Push
B
POP
C
IsEmpty
D
None
Question 1306Single Answer
The type of expression in which operator succeeds its operands its operands is ?
A
Infix Expression
B
pre fix Expression
C
Postfix Expression
D
None
Question 1307Single Answer
Which of the following application generally use a stack ?
A
Parenthesis balancing program
B
Syntax analyzer in compiler
C
Keeping track of local variables at run time
D
All of the above
Question 1308Single Answer
Consider the following array implementation of stack:
#define MAX 10
Struck STACK
{
Int arr[MAX];
Int top = - 1;
}
If the array index starts with 0, the maximum value of top which does not cause stack overflow is ?
A
8
B
9
C
10
D
11
Question 1309Single Answer
What is the minimum number of stacks of size n required to implement a queue of size n ?
A
One
B
Two
C
Three
D
Four
Question 1310Single Answer
If the elements "A", "B", "C" and "D" are placed in a stack and are deleted one at a time, in what order will they be removed ?
A
ABCD
B
DCBA
C
DCAB
D
ABDC
Question 1311Single Answer
Assume that the operators +, -, X are left associative and ? is right associative, The order of precedence (form highest to lowest) is ?, X, +, - The postfix expression corresponding to be the infix expression a +b X c – d ? e ? f is.
A
abc X + def ? ? -
B
abc X+de?f? -
C
ab+c Xd – c ?f?
D
-+aXbc ? ? def
Question 1312Single Answer
Which of the following is not a valid function ?
A
PI( )
B
SUM( )
C
10(SUM)
D
AND( )
E
None of these
Question 1313Single Answer
Process of inserting an element in stack is called ________ ?
A
Create
B
Push
C
Evaluation
D
Pop
Question 1314Single Answer
Which bar show the used formula of selected active cell ?
A
Menu bar
B
Scroll bar
C
Ribbon
D
Formula bar
E
None of these
Question 1315Single Answer
In a stack, if a user tries to remove an element from an empty stack it is called _____?
A
Underflow
B
Empty collection
C
Overflow
D
Garbage Collection
Question 1316Single Answer
Applies or removes bold formatting ?
A
Ctrl + A
B
Ctrl + B
C
Ctrl + C
D
Ctrl + D
Question 1317Single Answer
Entries in a stack are "ordered". What is the meaning of this statement ?
A
A collection of stacks is sortable
B
Stack entries may be compared with the operation
C
The entries are stored in a linked list
D
There is a Sequential entry that is one by one
Question 1318Single Answer
Which of the following is not eh application of stack ?
A
A parentheses blancing program
B
Tracking of local variables at run time
C
Compiler Syntax Analyzer
D
data Transfer between two asynchoronous process
Question 1319Single Answer
______ moves to the previous cell in a work sheet or the previous option in a dialog box ?
A
Shift + Tab
B
Ctrl + Tab
C
Alt + Tab
D
Esc + Tab
E
None of these
Question 1320Single Answer
What is the default row height of M.S Excel ?
A
10
B
12
C
13
D
15
E
None of these
Question 1321Single Answer
How many columns are there in old version of M.S Excel ?
A
265
B
250
C
256
D
249
E
None of these
Question 1322Single Answer
What is the default column width of M.S Excel ?
A
5.5
B
2.98
C
8.43
D
6.49
E
None of these
Question 1323Single Answer
Which of the following name does not relate to stacks ?
A
FIFO lists
B
LIFO list
C
Pop
D
Push-down lists
Question 1324Single Answer
The term "push" and "pop" is related to the ?
A
array
B
lists
C
Stacks
D
All of the above
Question 1325Single Answer
The result is a ________ value either TRUE or FALSE ?
A
Logical
B
Arithmetic
C
Algorithm
D
Logarithm
E
None of these
Question 1326Single Answer
_______ operator, combines multiple references into one reference ?
A
Colon
B
Comma
C
Space
D
Ampersand
E
None of these
Question 1327Single Answer
A queue is a ?
A
FIFO (First in First Out) list
B
LIFO (last In first Out) list
C
Ordered array
D
Linear tree
Question 1328Single Answer
An OS acts as an intermediary between :
A
Use and software
B
User and hardware
C
Software and hardware
D
None of the above
Question 1329Single Answer
Which of the following is the fastest among them ?
A
Random access memory
B
Optical disk
C
Cache
D
magnetic disk
Question 1330Single Answer
Which service provided by an OS is helpful to the user ?
A
Accounting
B
Protection and security
C
Resource allocation
D
Program execution
Question 1331Single Answer
Which service provided by an OS is helpful to the efficient operation of the system ?
A
Error detection
B
File system manipulation
C
Resource allocation
D
I/O operation
Question 1332Single Answer
. Multiprogramming is:
A
Single program executing on a machine
B
More than once program executing on a machine
C
Single program executing on more than one machi
D
More than one program executing on multiple machine
Question 1333Single Answer
In UNIX _______ is used for interprocess communication :
A
Pipes
B
Mailsolots
C
Sockets
D
RPC
Question 1334Single Answer
The number of resources requested by a process :
A
must always be less than the total number of resources available in the system
B
must always be equal to the total number of resources available in the system
C
must not exceed the total number of resources available in the system
D
must exceed the total number of resources available in the the system
Question 1335Single Answer
With round robin scheduling algorithm in a time shared system,
A
using very large time slice converts in into First come First served scheduling algorithm
B
using very small time slice converts in into First come First come served scheduling algorithm
C
using extemely small time slices increases performance
D
using very small time slices converts in into Shortest Job First algorithm
Question 1336Single Answer
The strategy of making processes that are logically runnable to temporarily suspended is called :
A
Non preemptive scheduling
B
Preemptive shceduling
C
Shortest job first
D
First come First served
Question 1337Single Answer
Which of the following statements are true ?
I. Shortest remaining time first shceduling may cause starvation
II. Preemptive scheduling may cause starvation
III. Round robin is better than FCFS in terms of response time
A
I only
B
I and III only
C
II and III only
D
I, II, and III
Question 1338Single Answer
A situation where serveral processes access and manipulate the same data concurently and the outocme of the execution depends on the particular order in which access takes place is called :
A
data consistency
B
race condition
C
aging
D
Starvation
Question 1339Single Answer
CPU shceduling is the basic of _____________
A
multiprocessor system
B
multiprogramming operating system
C
larger memory sized systems
D
none of the mentioned
Question 1340Single Answer
In a timeshare operating system, when the time slot assigned to a process is completed the process switches form the current state to ?
A
Blocked state
B
Ready state
C
Suspended state
D
Terminated state
Question 1341Single Answer
What is the total region surrounding the chart ?
A
Plot area
B
Clipart area
C
Legend
D
Chart area
Question 1342Single Answer
On System where there are multiple operating system, the decision to load a particular one is done by ______
A
book loader
B
bootstrap
C
process control block
D
file contro block
Question 1343Single Answer
Which algorithm results in starvation ?
I. FCFS II. SJF III. Priority IV. Round robin
A
2,3 and 4
B
2 only
C
1 and 2
D
2 and 3
Question 1344Single Answer
Calculate the average waiting time of the system using SJF scheduling :
Process ID Arrival Time Burst Time (ms)
P1 0 5
P2 0 3
P3 0 8
A
3.66 ms
B
4.33 ms
C
3.33 ms
D
4.00 ms
Question 1345Single Answer
What is Ostrich algorithm associated with ?
A
Deadlock Prevention
B
Deadlock Avoidance
C
Deadlock Ignorance
D
Deadlock Recovery
Question 1346Single Answer
Which of the following is correct ?
A
Formation of a cycle means deadlock is present
B
Presence of deadlock means a cycle present
C
Cycle formation and deadlock are same
D
There is no relation between the two of them
Question 1347Single Answer
A system is in the safe state if________
A
the system can allocate resources to each process in some order and still avoid a deadlock
B
Resources can be preempted
C
Process can be terminated
D
Deadlock can be prevented
Question 1348Single Answer
The hold &wait condition can be prevented by _______
A
defining a linear ordering of resource types
B
Making the resources shareable
C
Allocating all needed resources before the execution starts
D
A process will release allocated resources if its waiting for other resources
Question 1349Single Answer
Number of jobs completed per unit time is :
A
turnaround line
B
response time
C
throughput
D
burst time
Question 1350Single Answer
When a process is perpetually denied neccessary resources is called_____
A
Starvation
B
Aging
C
Priority inversion
D
Preemption
Question 1351Single Answer
Which shceduler moves the process into running state ?
A
long term
B
mid term
C
short term
D
all of the above
Question 1352Single Answer
An edge from Resource Ri to process Pi is called as-
A
Assignment edge
B
Transfer edge
C
Request edge
D
Terminating edge
Question 1353Single Answer
For a deadlock to be prevented, we need to falsify :
A
any 2 conditions
B
any 1 conditions
C
all 4 conditions
D
any 3 conditions
Question 1354Single Answer
Why is it difficult to implement banker's algorithm :
A
at least one process has to be terminated
B
Starvation will occur
C
low resource utilization
D
all the process must give their complete requirements before the execution starts
Question 1355Single Answer
The address generated by the CPU is known as :
A
logical address
B
virtual address
C
both A and B
D
Physical address
Question 1356Single Answer
The physical memory is divided into :
A
frames
B
page
C
segements
D
fragments
Question 1357Single Answer
paging is one solution to the problem of :
A
pages faults
B
starvation
C
Internal fragmentation
D
external fragmentation
Question 1358Single Answer
Belady's Anomaly is observed in which page replacement algorithm ?
A
FIFO
B
LRU
C
Optimal
D
Not frequently used
Question 1359Single Answer
The process is moved between main memory and secondary storage in which of the following
A
Segmentation
B
paging
C
Swapping
D
Thrashing
Question 1360Single Answer
Which page replacement algorithm is impractical to use ?
A
FIFO
B
LRU
C
NRU
D
Optimal
Question 1361Single Answer
Which allocation scheme is the fastest ?
A
Next fit
B
first fit
C
Quick fit
D
Best fit
Question 1362Single Answer
In which condition, does a process spends more time in paging than executing ?
A
Fragmentation
B
Segmentation
C
Thrashing
D
Swapping
Question 1363Single Answer
Base and limit register are used in ______
A
Fragmentation
B
Segmentation
C
Thrashing
D
Swapping
Question 1364Single Answer
Size of TLB will always be _________
A
Less than page table
B
More than page table
C
Equal to page table
D
No relation between the two
Question 1365Single Answer
A computer file can be accessed by which of the following methods ?
A
Sequential access
B
Direct access
C
Index sequential access
D
all the above
Question 1366Single Answer
Which disk scheduling algorithm can cause starvation ?
A
SSTF
B
C-Scan
C
FCFS
D
C-Look
Question 1367Single Answer
Which operation can be performed on a file ?
A
repositioning
B
open
C
read
D
all of the above
Question 1368Single Answer
Truncation a file means:
A
deleting a file
B
locking a file
C
deleting contents of a file
D
joining two files
Question 1369Single Answer
The synchronization between audio and video in a multimedia application is an example of :
A
soft real time systems
B
hard real time systems
C
both, depending upon the delay
D
none of the above
Question 1370Single Answer
The key parameter in a real time system is :
A
CPU
B
time
C
memory
D
data
Question 1371Single Answer
Is command will
A
set permissions of a file
B
list contents of a directory
C
create a file
D
delete a file
Question 1372Single Answer
Which command cannot be used to create a file ?
A
vi
B
cat
C
touch
D
rm
Question 1373Single Answer
Which command is used to create a directory ?
A
createdir
B
rmdir
C
mkdir
D
dir
Question 1374Single Answer
Which of the following is not related to file permission ?
A
open
B
read
C
write
D
execute
Question 1375Single Answer
What is Banker's algorithm associate with ?
A
Deadlock Prevention
B
Deadlock Avoidance
C
Deadlock Ignorance
D
Deadlock Recovery
Question 1376Single Answer
A deadlock can be described in much better way by using :
A
Pie chart
B
Bar graph
C
Resource allocation graph
D
Line graph
Question 1377Single Answer
Computer network is
A
Collection of hardware components and computer
B
Inter connected by communication channels
C
Sharing of resources and information
D
All of the above
Question 1378Single Answer
Protocols are ?
A
Agreements on how communication components and DTE's are to communicate
B
Logical communication channels for transferring data
C
Physical communication channels sued for transferring data
D
None of above
Question 1379Single Answer
Two devices are in network if
A
a process in one devices is able to exchange information with a process in another devices
B
a process is running on both devices
C
PIDs of the processes running of different devices are same
D
none of the mentioned
Question 1380Single Answer
This component is required to process data into information and consists of integrated circuits
A
CPU
B
RAM
C
ROM
D
Hard disks
Question 1381Single Answer
The IETF standards documents are called
A
RFC
B
RCF
C
ID
D
None of the mentioned
Question 1382Single Answer
Which data communication method is used to transmit the data over a serial communication link ?
A
Simplex
B
Half-duplex
C
Full duplex
D
All of above
Question 1383Single Answer
The first generation of computers available was based on the bit micro processors .
A
4
B
8
C
16
D
64
Question 1384Single Answer
What is the minimum header size of an IP packet ?
A
16 bytes
B
10 bytes
C
20 bytes
D
32 bytes
Question 1385Single Answer
Routing tables of a router keeps track of
A
MAC Address Assignments
B
Port Assignments to netwrok devices
C
Distribute IP address to network devices
D
Route to use for forwarding data to its destination
Question 1386Single Answer
Which of the following is not the External Security Threats ?
A
Front-door Threats
B
Back-door Threats
C
Underground Threats
D
Denial of Service (DoS)
Question 1387Single Answer
What is the IP Address range of APIPA ?
A
169.254.0.1 to 169.254.0.254
B
169.254.0.1 to 169.254.0.255
C
169.254.0.1 to 169.254.255.254
D
169.254.0.1 to 169.254.255.255
Question 1388Single Answer
Which of the following is not Possible ways of data exchange ?
A
Simplex
B
Multiplex
C
Half-duplex
D
Full-duplex
Question 1389Single Answer
The management of data flow between computers or device of between nodes in a network is called
A
Flow Control
B
Data Control
C
Data Managment
D
Flow Managment
Question 1390Single Answer
What does the port number in a TCP connection specify ?
A
It specifies the communication process on the two end systems
B
It specifies the quality of the data & connection
C
It specify the size of data
D
All of the above
Question 1391Single Answer
What is the purpose of the PSH flag in the TCP header ?
A
Typically used to indicate end of message
B
Typically used to indicate beginning of message
C
Typically used to push the message
D
Typically used to indicate stop the message
Question 1392Single Answer
Which of the following protocol is/are defined in Transport layer ?
A
FTP
B
TCP
C
UDP
D
B & C
Question 1393Single Answer
The meaning of Straight-through Cable is
A
Four wire pairs connect to the same pin on each end
B
The cable Which Directly connects Computer to Computer
C
Four wire pairs not twisted with each other
D
The cable which is not twisted.
Question 1394Single Answer
What is the size of MAC address ?
A
16-bits
B
32-bits
C
48-bits
D
64-bits
Question 1395Single Answer
Repeater operates in which layer of the OSI model ?
A
Physical layer
B
Data link layer
C
Network layer
D
Transport layer
Question 1396Single Answer
Which of the following layer of OSI model also called end-to-end layer ?
A
Presentation layer
B
Network layer
C
Session layer
D
Transport layer
Question 1397Single Answer
Router operates in which layer of OSI Reference Model ?
A
Layer 1 (Physical Layer)
B
Layer 3 (Network Layer)
C
Layer 4 (Transport layer)
D
Layer 7 (Application layer)
Question 1398Single Answer
Two devices are in network if
A
a process in one device is able to exchange information with a process in another device
B
a process is running on both devices
C
PIDs of the processes running of different devices are same
D
none of the mentioned
Question 1399Single Answer
How many layerss does OSI Reference Model has ?
A
4
B
5
C
6
D
7
Question 1400Single Answer
Bridge works in which layer of the OSI model ?
A
Application layer
B
Transport layer
C
Network layer
D
Datalink layer
Question 1401Single Answer
what is a Firewall in Computer Network ?
A
The physical boundary of Network
B
An operating System of Computer Network
C
A system designed to prevent unauthorized access
D
A web browsing Software
Question 1402Single Answer
What is the benefit of the Networking ?
A
File sharing
B
Easier access to Resources
C
Easier Backups
D
All of the above
Question 1403Single Answer
Which of the following is not the Networking Devices ?
A
Gateways
B
Linux
C
Router
D
Firewalls
Question 1404Single Answer
What is the maximum header size of an IP packet ?
A
32 bytes
B
64 bytes
C
30 bytes
D
60 bytes
Question 1405Single Answer
Which of the following is correct in VLSM ?
A
Can have subnets of different sizes
B
Subnets must be in same size
C
No required of subnet
D
All of above
Question 1406Single Answer
DHCP Server provides________ to the client ?
A
Protocol
B
IP Address
C
MAC Address
D
Network Address
Question 1407Single Answer
What is the address size of IPv6 ?
A
32 bit
B
64 bit
C
128 bit
D
256 bit
Question 1408Single Answer
What is the size of network bits & Host bits of class A of IP address ?
A
Netwrok bits 7, Host bits 24
B
Network bits 8, Host bits 24
C
Network bits 7, Host bits 23
D
Network bits 8, Host bits 23
Question 1409Single Answer
What is the full form of RAID ?
A
Redundant Array of Indpendent Disks
B
Redundant Array of Important Disks
C
Random Access of Independent Disks
D
Random Access of Important Disks
Question 1410Single Answer
What do you mean by broadcasting in Networking ?
A
It means addressing a packet to all machine
B
It means addressing a packet to some machine
C
It means addressing a packet to a particular machine
D
It means addressing a packet to except a particular machine
Question 1411Single Answer
What is the size of Source and Destination IP address in IP header ?
A
4 bits
B
8 bits
C
16 bits
D
32 bits
Question 1412Single Answer
What is typical range of Emphemeral ports ?
A
1 to 80
B
1 to 1024
C
80 to 8080
D
1024 to 65535
Question 1413Single Answer
A set of rules that govern all aspects of information communication is called
A
Server
B
Internet
C
Protocol
D
OSI Model
Question 1414Single Answer
Controlling access to a network by analyzing the incoming and outgoing packets is called
A
IP Filtering
B
Data Filtering
C
Packet Filtering
D
Firewall Filtering
Question 1415Single Answer
DHCP is the abbreviation of
A
Dynamic Host Control Protocol
B
Dynamic Host Configuration Protocol
C
Dynamic Hyper Control Protocl
D
Dynamic Hyper Configuration Protocol
Question 1416Single Answer
What is the use of Bridge in Network ?
A
to connect LANs
B
to separate LANs
C
to control Network Speed
D
All of the above
Question 1417Single Answer
Network congestion occurs
A
in case of traffic overloading
B
when a system terminates
C
When connection between two nodes terminates
D
none of the mentioned
Question 1418Single Answer
What is the meaning of Bandwidth in Network ?
A
Transmission capacity of a communication channels
B
Connected Computers in the Network
C
Class of IP used in Network
D
None of Above
Question 1419Single Answer
Which of the following is correct regarding Class B Address of IP address
A
Network bit – 14 Host bit - 16
B
Network bit – 16, Host bit - 14
C
Network bit – 18, Host bit - 16
D
Network bit – 12, Host bit - 14
Question 1420Single Answer
__________ provides a connection-oriented relaible service for sending messages
A
TCP
B
IP
C
UDP
D
All of the above
Question 1421Single Answer
What does Router do in a network ?
A
Forwards a packet to all outgoin links
B
Forwards a packet to the next free outgoing link
C
Determines on which outing link a packet is to be forwarded
D
Forwards a packet to all outgoing links except the originated link
Question 1422Single Answer
What is the use of Ping command ?
A
To test a device on the network is reachable
B
To test a hard disk fault
C
To test a bug in a application
D
To test a Pinter Quality
Question 1423Single Answer
A formula in Excel always begins with an ______ ..
A
Equal sign
B
Colon
C
Comma
D
Space
E
Ampersand
Question 1424Single Answer
Which of the following is correct in CIDR ?
A
Class A includes Class B network
B
There are only two networks
C
There are high & low class Network
D
There is no concept of Class A, B, C networks
Question 1425Single Answer
The processes on each machine that communicate at a given layer are called
A
UDP process
B
Intranet process
C
Server technology
D
Peer – Peer process
Question 1426Single Answer
Which of the following layer is not network support layer ?
A
Transport Layer
B
Network Layers
C
Data link layer
D
Physical Layer
Question 1427Single Answer
Which of the following is a non-impact printer ?
A
Laser printer
B
Daisy wheel printer
C
Drum printer
D
None of the above
Question 1428Single Answer
A computer is a/an _____ device .
A
Electrical
B
Calculating
C
Electronic
D
All of these
Question 1429Single Answer
How many layers does OSI Reference Model has ?
A
4
B
5
C
6
D
7
Question 1430Single Answer
Press the _______ key to move the insertion point to the first cell in a row in Excel ?
A
Page Up
B
Page Down
C
Home
D
Tab
E
None of the above
Question 1431Single Answer
Which of the following is an active cell in Excel ?
A
Current cell
B
Formula
C
Range
D
Cell address
E
None of these
Question 1432Single Answer
DNS is the abbreviation of
A
Dynamic Name System
B
Dynamic Network System
C
Domain Name System
D
Domain Network Service
Question 1433Single Answer
The letter and number of the intersecting column and row is the ?
A
cell location
B
cell position
C
cell address
D
cell coordinates
E
cell contents
Question 1434Single Answer
AVERAGE ( ) returns the ________
A
Addition of numbers
B
Algorithm addition
C
Arithmetic mean
D
All of these
Question 1435Single Answer
Press ______ to create a formula to sum all of the above cells ?
A
Ctrl + =
B
Alt + =
C
Ctrl + Alt + A
D
Alt + Tab + A
E
None of these
Question 1436Single Answer
In ______ tab you will find Auto Sum button ?
A
Formatting tab
B
Formulas tab
C
Standard tab
D
Cilpboard tab
E
None of these
Question 1437Single Answer
Several computer linked to a server to share programs and storage space ?
A
Library
B
Network
C
Grouping
D
Integrated system
Question 1438Single Answer
A term related sending data to a satelite is ?
A
Downlink
B
Modulate
C
Demodulate
D
uplink
Question 1439Single Answer
Decision support systems are used for
A
System user
B
Middle level managers
C
Top level managers
D
Line managers
Question 1440Single Answer
Which of the following device is used to connet two systems, especially if the systems use different protocols ?
A
Repeater
B
Gateway
C
Bridge
D
Hub
Question 1441Single Answer
The Internet is
A
A communication system for some state of India
B
A communication system for the Indian government
C
An internal communication system for a business
D
A large network of networks
Question 1442Single Answer
A distributed network configuration in which all data information pass through a central computer is
A
Bus network
B
Star network
C
Ring network
D
Point-to-point network
Question 1443Single Answer
Which of the following communications modes support two-way traffic but in only one direction of a time ?
A
Simplex
B
Half-duplex
C
Three-quarters duplex
D
Full duplex
Question 1444Single Answer
The slowest transmission speeds are those of
A
coaxial cable
B
Twisted-pair wire
C
Fiber-optic cable
D
Microwaves
Question 1445Single Answer
A modem is connected to
A
A telephone line
B
A keyboard
C
A printer
D
A monitor
Question 1446Single Answer
A popular way to learn about computers without ever going to a classroom is called
A
E-learning
B
Star network
C
I-Learning
D
Close Learning
Question 1447Single Answer
The collection of links throughout the Internet creates an interconnected network called the
A
WWW
B
Web
C
Wide Area Web
D
All of the above
Question 1448Single Answer
Networks are monitored by security personnel and supervised by _____ who set(s) up accounts and passwords for authorized network users ?
A
IT managers
B
The government
C
Password administrators
D
Network administrators
Question 1449Single Answer
P2P is a ________ application architecture
A
Client/server
B
Distributed
C
Centralized
D
1-tier
Question 1450Single Answer
Codec refers to
A
Coder-decoder
B
Co-declaration
C
Command declaration
D
Command decoding
Question 1451Single Answer
________ is the most important/powerful computer in a typical network
A
Desktop
B
Network server
C
Network client
D
Network switch
Question 1452Single Answer
A MODEM is connected in between a telephones line and a ________
A
Computer
B
Communication Adapter
C
Serial Port
D
Network
Question 1453Single Answer
Computers that control processes accept data in a con-tinuous
A
data traffic pattern
B
Data highway
C
Infinite loop
D
Feedback loop
Question 1454Single Answer
A device that connects to a network without the use of cables is said to be
A
Distributed
B
Centralized
C
Wireless
D
Open source
Question 1455Single Answer
What is a modem connected to ?
A
Phone line
B
Processor
C
Printer
D
Motherboard
Question 1456Single Answer
What device separates a single network into two segments but lets the two segments appear as one to higher protocols ?
A
Switch
B
Router
C
Bridge
D
Gateway
Question 1457Single Answer
Acombination of hardware and software, which provides facilities of sending and receiving of information between computer devices ?
A
Peripheral
B
Expansion slot
C
Network
D
Server
E
None of these
Question 1458Single Answer
A ______ is a collection of computers and device connected together :
A
network
B
protocol
C
memory card
D
CPU
E
none of these
Question 1459Single Answer
To create a _______, personal computers can connected together
A
server
B
super computer
C
enterprise
D
network
E
none of these
Question 1460Single Answer
Two or more computers connected to each other for sharing information form a
A
router
B
server
C
network
D
tunnel
E
pipeline
Question 1461Single Answer
Several computers linked to a server to share programs and storage space in ________
A
grouping
B
library
C
integrated system
D
network
E
none of these
Question 1462Single Answer
Servers are computers that provide resources to the other computers connected to a ____
A
network
B
mainframe
C
super computer
D
clients
E
none of these
Question 1463Single Answer
The most important or powerful computer in a typical network is
A
desktop
B
network client
C
network server
D
network section
E
none of these
Question 1464Single Answer
Which of the following terms is associated with network ?
A
MS excel
B
Mouse
C
Word
D
Connectivity
E
Plotter
Question 1465Single Answer
It refers to a set of rules that co-ordinates the exchange of information
A
Transmission mode
B
Protocol
C
Half-duplex
D
Full-duplex
E
none of these
Question 1466Single Answer
The ground station in VSAT communication is called
A
HTTP
B
Multiplexer
C
Hub
D
Repeater
E
none of these
Question 1467Single Answer
Which multiplexing technique can transmits analog signals ?
A
Synchronous TOM
B
Asynchronous TOM
C
FDM
D
Both (b) and (c)
Question 1468Single Answer
______ is a technique that is used to send more than onecall over a single line
A
Digital transmission
B
Infrared transmission
C
Digitising
D
Streaming
E
Multi-plexing
Question 1469Single Answer
In a client/server network, the user's computer is considered the
A
client
B
website
C
library
D
Server
E
hoster
Question 1470Single Answer
Which of the following is/are wireless technologies ?
A
Microwave
B
Radio wave
C
Bluetooth
D
All of these
E
none of these
Question 1471Single Answer
The information to be communicated in a data communication system is known as _____
A
message
B
Medium
C
protocol
D
transmission
E
none of these
Question 1472Single Answer
The speed at which the monitor accepts data is called
A
interlacing
B
response time
C
bandwidth
D
scanning
E
maximum speed
Question 1473Single Answer
What type of resource is most likely to be shared common resource in a computer network ?
A
Keyboards
B
Speakers
C
Floppy disk drives
D
Printers
E
none of these
Question 1474Single Answer
Office LANs that are spread geographically apart on alarge scale can be connected using a corporate
A
CAN
B
WAN
C
LAN
D
DAN
E
TAN
Question 1475Single Answer
The advantage of a LAN is
A
sharing peripherals
B
backing up your data
C
saving all you data
D
accessing the web
E
automatic printing of data
Question 1476Single Answer
How many hosts are attached to each of the local area network at your site ?
A
128
B
256
C
254
D
84
E
none of these
Question 1477Single Answer
Full form of NIC
A
Network Interface Card
B
Network international Connection
C
Network Inter Connection
D
National Interface Card
E
none of the above
Question 1478Single Answer
_______refers to a family of IEEE standards dealing with local area network and metropolitan area network
A
IEEE802
B
IEEE800
C
IEEE801
D
IEEE803
E
none of these
Question 1479Single Answer
_____uses a standard called IEEE802.6.
A
LAN
B
WAN
C
MAN
D
Internet
E
none of these
Question 1480Single Answer
________ are equations that perform calculations on values in your worksheet ?
A
Functions
B
References
C
Formulas
D
Constants
E
None of these
Question 1481Single Answer
Network component are connected to the same calbe in the ________topology
A
star
B
ring
C
bus
D
mesh
E
mixed
Question 1482Single Answer
In a _____ toplogy, if there are n devices in a network, each device has n-1 ports for cable
A
mesh
B
star
C
bus
D
ring
E
none of the above
Question 1483Single Answer
If you wish to extend the length of the network without having the signal degrade, you would use a _______
A
repeater
B
router
C
gateway
D
switch
E
none of these
Question 1484Single Answer
A communication processor that connects dissimilar networks by providing the translation from one set of protocol to another is
A
bridge
B
gateway
C
router
D
modem
E
All of these
Question 1485Single Answer
LANs can be connected by devices called which operate on the data link layer
A
hub
B
bridges
C
HDLC
D
tunnel
E
none of these
Question 1486Single Answer
The common name for a modulator-demodulator is
A
modem
B
joiner
C
networker
D
Connector
E
demoder
Question 1487Single Answer
This device is used to connect your computer with a telephone line, so that you can access information from other servers. It is known as
A
modem
B
set-top box
C
LAN card
D
UPS
E
none of these
Question 1488Single Answer
_____bits are there in the Ethernet address.
A
16 bits
B
32 bits
C
48 bits
D
64 bits
E
none of these
Question 1489Single Answer
The OSI model sonsists of _________ layers
A
nine
B
eight
C
seven
D
five
E
eleven
Question 1490Single Answer
Which of the following is also known as LAN card ?
A
Network connector
B
modem
C
NIC
D
Internet card
E
none of these
Question 1491Single Answer
The layer is the layer closest to transmission medium
A
transport
B
network
C
data link
D
physical
E
none of these
Question 1492Single Answer
Repeaters operate in which layer of OSI model ?
A
Application layer
B
Presentation layer
C
Physical layer
D
Transport layer
E
Data link layer
Question 1493Single Answer
Where does bridge operate in OSI model ?
A
Physical layer
B
Data link layer
C
Both (a) and (b)
D
Application layer
E
none of these
Question 1494Single Answer
Router operates in which layer of the OSI model ?
A
Physical layer
B
Data link layer
C
Network layer
D
All of these
E
none of these
Question 1495Single Answer
IP addresses are converted to
A
a binary string
B
Alphanumeric string
C
a hierarchy of domain names
D
a hexadecimal string
E
none of the above
Question 1496Single Answer
End-to-end connectivity is provided from host-to-host In
A
Network layer
B
session layer
C
data link layer
D
transport layer
E
none of these
Question 1497Single Answer
Encryption and Decryption are the functions of ________layer
A
transport
B
session
C
application
D
physical
E
presentation
Question 1498Single Answer
Which layer of OSI determines the interface of the system with the user ?
A
network
B
application
C
data link
D
Session
E
none of these
Question 1499Single Answer
SMTP, FTP and DNA are applications of the _______ layer