How many such pairs of letters are there in the word ‘CLEANLINESS’ each of the which has as many letters between them in the word as they have in the English alphabet, in the same sequence?
A
Two
B
Three
C
Five
D
Four
E
None of these
Question 2Single Answer
Team A has scored more goals than Team B
Team C has scored fewer goals than Team B
Team A has scored fewer goals than Team C .
If the first two statements are true, the third statement is
A
True
B
False
C
Uncertain
D
None
Question 3Single Answer
If it is possible to make only one meaningful word with the second, the third, the sixth and the eight letters of the word FRAGMENT using each only once, which of the following will be the third letter of that word ? If no such word can be formed, give ‘X’ as the answer and if more than one such word can be formed, give ‘Y’ as the answer.
A
A
B
E
C
T
D
X
E
Y
Question 4Single Answer
How many such letters are there in the word ORIENTAL each of which is as far away from the beginning of the word as when they are arranged alphabetically?
A
None
B
One
C
Two
D
Three
E
More than three
Question 5Single Answer
How many such pairs of letters in the word CREDIT each of which has as many letters between them in the word as in the English alphabet?
A
None
B
One
C
Two
D
Three
E
More than three
Question 6Single Answer
How many meaningful words can be made from the letters ‘LMEA’ using each letter only once in each word?
A
None
B
One
C
Two
D
Three
E
More than three
Question 7Single Answer
If it is possible to make only one meaningful word with the first, the second, the seventh and the eighth letters of the word TEMPORAL, which of the following will be the first letter of that word? If more than one such word can be made, give ‘Y’ as the answer and if no such word can be made, give ‘X’ as the answer.
A
T
B
L
C
E
D
Y
E
X
Question 8Single Answer
If the letters of the word HANDOVER are arranged alphabetically from left to right how many letters will remain at the same position?
A
None
B
One
C
Two
D
Three
E
More than three
Question 9Single Answer
How many such pairs of letters are there in the word EXCURSION, each of which has as many letters between them in the word as they have in the English alphabet?
A
None
B
One
C
Two
D
Three
E
More than three
Question 10Single Answer
If it is possible to make only one meaningful word with the first, the second, the third, the sixth and the eighth letters of the word DEVIATION first letter of that word is your answer? If more than one such word can be made formed your answer is ‘A’ and if no such word can be formed your answer is ‘B’.
A
V
B
T
C
E
D
A
E
B
Question 11Single Answer
Passage :
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z .
Which letter in this alphabet is the eighth letter to the right of the letter and which is tenth letter to the left of the last but one letter of the alphabet ?
A
X
B
W
C
I
D
H
Question 12Single Answer
Passage :
Direction : The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If the third alphabet of each of the words is changed to the next alphabet in the English alphabetical series, which of the following will form a meaningful English word?
A
SUM
B
BIG
C
Both BIG and THE
D
FOR
E
Both FOR and BIG
Question 13Single Answer
Passage :
Direction : The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If the given words are arranged in the order as they would appear in a dictionary from left to right, which of the following will be second from the right ?
A
AND
B
FOR
C
THE
D
BIG
E
SUM
Question 14Single Answer
Passage :
Direction: The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If second alphabet in each of the words is changed to next alphabet in the English alphabetical order, how many words having two vowels (same or different vowels) will be formed ?
A
None
B
One
C
Two
D
Three
E
Four
Question 15Single Answer
Passage :
Direction : The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
How many letters are there in the English alphabetical series between the second letter of the word which is second from the right and the second letter of the word which is second from the left of the given words?
A
Two
B
Five
C
Six
D
Nine
E
Three
Question 16Single Answer
Passage :
Direction: The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If in each of the given words, each of the consonant is changed to previous letter and each vowel is changed to next letter in the English alphabetical series, in how many words thus formed will no vowels appear?
A
None
B
One
C
Two
D
Three
E
More than three
Question 17Single Answer
Passage :
Direction : Following question is based on five words given below: BRU LEGINKCATOWN
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words)
If the third alphabet in each of the words is changed to the next alphabet in the English alphabetical order, how many words having two vowels (same or different vowels) will be formed?
A
None
B
One
C
Two
D
Three
E
Four
Question 18Single Answer
Passage :
Direction : Following question is based on five words given below: BRU LEGINKCATOWN
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words)
If the position of the first and the second alphabets of each of the words are interchanged, which of the following will form a meaningful English word?
A
Both CAT and OWN
B
Both BRU and INK
C
Only CAT
D
Only INK
E
Only LEG
Question 19Single Answer
Passage :
Direction: Following question is based on five words given below: BRU LEGINKCATOWN
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words)
If the given words are arranged in the order as they would appear in a dictionary from left to right, which of the following will be exactly in the middle of the five words?
A
OWN
B
LEG
C
BRU
D
CAT
E
INK
Question 20Single Answer
Passage :
Direction: Following question is based on five words given below: BRU LEGINKCATOWN
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words)
If in each of the given words, each of the consonants is changed to previous letter and each vowel is changed to next letter in the English alphabetical series, in how many words thus formed will the same alphabet appear twice?
A
None
B
One
C
Two
D
Three
E
More than three
Question 21Single Answer
Passage :
Find the missing number in the following series ?
3, 5, 5, 19, 7, 41, 9, ?
A
71
B
61
C
79
D
69
Question 22Single Answer
Passage :
Direction: following question is based on five words given below:
LAP BUT CAR SON HID
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words.)
If the positions of the first and the third alphabets of each of the words are interchanged, which of the following would form meaningful words with the new arrangement?
A
HID
B
SON
C
Both LAP and BUT
D
CAR
E
Both CAR and LAP
Question 23Single Answer
Passage :
Direction: following question is based on five words given below:
LAP BUT CAR SON HID
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words.)
If the given words are arranged in the order as they would appear in a dictionary from left to right, which of the following will be fourth from the left?
A
LAP
B
BUT
C
CAR
D
SON
E
HID
Question 24Single Answer
Passage :
Direction : following question is based on five words given below:
LAP BUT CAR SON HID
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words.)
If in each of given words, each of the consonants is changed to previous letter and each vowel is changed to next letter in the English alphabetical series, in how many words thus formed will at least one vowel appear?
A
None
B
One
C
Two
D
Three
E
More than three
Question 25Single Answer
Passage :
Direction : following question is based on five words given below:
LAP BUT CAR SON HID
(The new words formed after performing the mentioned operations may or may not necessarily be meaningful English words.)
How many letters are there in the English alphabetical series between the third letter of the word which is third from the right and the first letter of the word which is first from the left of the given word?
A
Two
B
Five
C
Six
D
Nine
E
Three
Quantitative Aptitude
Question 26Single Answer
The cash difference between the selling prices of an article at a profit of 4% and 6% is Rs. 3. The ratio of the two selling prices is:__________ ?
A
51:52
B
52:53
C
51:53
D
52:55
Question 27Single Answer
Which of the following numbers is irrational ?
A
√49
B
0.125
C
√2
D
22/7
Question 28Single Answer
356 x 936 – 356 x 836 = ?
A
35600
B
34500
C
9630
D
93600
Question 29Single Answer
Arrange in descending order: 5/8, 7/10, 3/4
A
3/4 > 7/10 > 5/8
B
7/10 > 3/4 > 5/8
C
3/4 > 5/8 > 7/10
D
5/8 > 7/10 > 3/4
Question 30Single Answer
What is (3^{4} times 9^{2}) ?
A
36
B
38
C
310
D
96
Question 31Single Answer
If 34X-2 = 729, then find the value of X.
A
4
B
3
C
2
D
5
Question 32Single Answer
Convert 0.6 into fraction ?
A
3/5
B
2/3
C
4/5
Question 33Single Answer
The no. plate of a bus had peculiarity. The bus number was a perfect square. It was also a perfect square when the plate numbers were reversed. The bus company had only five hundred buses numbered from 1 to 500. What was the number ?
A
169
B
36
C
196
D
Can not say
Question 34Single Answer
If a and b are positive integers, such that ab = 125, then (a-b)a+b-4 = ?
A
16
B
25
C
28
D
30
Question 35Single Answer
If x*y = x2 + y2 – xy, then value of 9*11 is
A
93
B
103
C
60.5
D
121
Question 36Single Answer
Which is greater ?
A
15/16
B
17/18
C
Equal
D
Cannot compare
Question 37Single Answer
If sum of two numbers is 42 and their product is 437, then find their difference.
A
3
B
4
C
5
D
7
Question 38Single Answer
Write the 44000 in Roman numerals
A
XLI
B
XLVI
C
XLIV
D
XLVIC
Question 39Single Answer
Convert 0.0909… into fraction ?
A
1/11
B
9/11
C
1/9
D
9/10
Question 40Single Answer
What is (98 times 102) ?
A
9996
B
10000
C
10096
D
10196
Question 41Single Answer
Which is smaller ?
A
9/11
B
7/9
C
Equal
D
Cannot compare
Question 42Single Answer
Convert 0.5777… into fraction ?
A
26/45
B
52/90
C
13/22
D
5/9
Question 43Single Answer
Convert 0.81 into fraction ?
A
81/100
B
9/10
C
8/9
D
9/11
Question 44Single Answer
(63)2 – (12)2 =?
A
3528
B
3852
C
3582
D
3825
Question 45Single Answer
Which is greater ?
A
13/17
B
11/14
C
Equal
D
Cannot compare
Question 46Single Answer
Passage :
information given below and answer the question that follow.
The result of an exam is given below. Out of 1000 students who appeared
(i) 658 failed in Physics
(ii) 166 failed in Physics and Chemistry
(iii) 372 failed in Chemistry, 434 failed in Physics and Maths
(iv) 590 failed in Maths, 126 failed in Maths & Chemistry
Find the number of people who failed in (assuming that none is passed in all subjects.
We have the following equations:
a+ b + c + d + e + f + g = 1000
a + b + d + e = 658, b + d = 166
b + d + c + f = 372
d + e = 434 as in the figure.
d + e + f + g = 590, d + f = 126. Find the values
Chemistry but not in Physics.
A
318
B
198
C
213
D
206
Question 47Single Answer
Passage :
Direction: information given below and answer the question that follow.
The result of an exam is given below. Out of 1000 students who appeared
(i) 658 failed in Physics
(ii) 166 failed in Physics and Chemistry
(iii) 372 failed in Chemistry, 434 failed in Physics and Maths
(iv) 590 failed in Maths, 126 failed in Maths & Chemistry
Find the number of people who failed in (assuming that none is passed in all subjects.
We have the following equations:
a+ b + c + d + e + f + g = 1000
a + b + d + e = 658, b + d = 166
b + d + c + f = 372
d + e = 434 as in the figure.
d + e + f + g = 590, d + f = 126. Find the values
Physics or Maths but not in Chemistry.
A
558
B
718
C
628
D
None of these
Question 48Single Answer
Passage :
For the next four question that follow:
In a city, three daily newspapers A, B, C are published, 42% read A; 51% read B; 68% read C; 30% read A and B; 28% read B and C; 36% read A and C; 8% do not read any of the three newspapers.
Let x% people read all the three newspapers.
Since 8% people do not read any newspapers.
(x – 24) + (x – 7) + (x + 4) + (30 – x) + (36 – x) + (28 – x) + x = 92
→ x + 98 – 31 = 92
→ x = 92 – 67 = 25
What is the percentage of persons who read all the three papers ?
A
20%
B
25%
C
30%
D
40%
Question 49Single Answer
Passage :
For the next four : question that follow :
In a city, three daily newspapers A, B, C are published, 42% read A; 51% read B; 68% read C; 30% read A and B; 28% read B and C; 36% read A and C; 8% do not read any of the three newspapers.
Let x% people read all the three newspapers.
Since 8% people do not read any newspapers.
(x – 24) + (x – 7) + (x + 4) + (30 – x) + (36 – x) + (28 – x) + x = 92
→ x + 98 – 31 = 92
→ x = 92 – 67 = 25
What is the percentage of persons who read only two papers?
A
19%
B
31%
C
44%
D
None of these
Question 50Single Answer
Passage :
For the next four : question that follow :
In a city, three daily newspapers A, B, C are published, 42% read A; 51% read B; 68% read C; 30% read A and B; 28% read B and C; 36% read A and C; 8% do not read any of the three newspapers.
Let x% people read all the three newspapers.
Since 8% people do not read any newspapers.
(x – 24) + (x – 7) + (x + 4) + (30 – x) + (36 – x) + (28 – x) + x = 92
→ x + 98 – 31 = 92
→ x = 92 – 67 = 25
What is the percentage of persons who read only one paper ?
A
38%
B
48%
C
51%
D
None of these
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English
Question 51Single Answer
I go to Madurai by —– Vaigai Express
A
a
B
an
C
some
D
the
Question 52Single Answer
Have the car stolen!
A
Steal the car
B
You should have the stolen car
C
Get someone to steal the car
D
They have stolen the car
Question 53Single Answer
The payment was collected by the hardworking salesman.
A
The hardworking salesman collected the payment.
B
the salesman who worked heard was able to collect the payment.
C
to collect the payment the salesman had to work hard.
D
The hardworking salesman was able to collect the payment.
Question 54Single Answer
I had to stop all my work to complete this project.
A
All other work had to be stopped to complete this project by me
B
For completing this project all other work must be stopped
C
For completing this project I had to stop all my work
D
To complete this project all other work had been stopped by me
Question 55Single Answer
They have published the names of all the successful candidates.
A
The candidates who have succeeded their names they had published.
B
The names of all the successful candidates have been published by them
C
The candidates who have succeeded their names have been published by them.
D
The names of all the successful candidate were published by them.
Question 56Single Answer
The online shopping site lowered the prices.
A
Lowering of the prices was done by the online shopping site
B
The prices were lowered by the online shopping site
C
The prices had been lowered by the online shopping site
D
The prices have been lowered by the online shopping site
Question 57Single Answer
Who taught you to drive a truck ?
A
To drive a truck by whom were you taught?
B
Driving a truck by who were you taught?
C
Driving a truck by who were you being taught?
D
By whom were you taught to drive a truck?
Question 58Single Answer
We shall invite Suresh.
A
Suresh would be invited by us
B
Suresh would have been invited by us
C
Suresh will be invited by us
D
Suresh will have been invited by us
Question 59Single Answer
Dark clouds have overcast the evening sky.
A
By the dark clouds the evening sky was overcast.
B
The evening sky has been overcast by the dark clouds.
C
Dark clouds overcastted the evening sky.
D
The sky of the evening was overcasted by dark clouds.
Question 60Single Answer
The partners will celebrate their triumph tomorrow.
A
The triumph would be celebrated by the partners a day before
B
The triumph would be celebrated by the partners a day after
C
The triumph would have been celebrated by the partners a day after
D
The triumph will have been celebrated by the partners tomorrow
Question 61Single Answer
Passage :
Direction : Question below has two blanks, each blank indicting that some thing has been omitted. Choose the word for each blank which best fits the meaning of the sentence as a whole.
The Finance Department has ……………a centralized online databank system for all statutory government bodies to …………an eye on their assets and liabilities.
A
presented , stay
B
introduced , keep
C
announce , make
D
created , let
E
proclaimed , hold
Question 62Single Answer
Passage :
Direction : The five items in this section consists of a word or group of words followed by four words as (a), (b), (c) and (d). Select the word which is nearly opposite to the meaning of the original word or group of words and mark your response as (a), (b), (c) and (d), as the case may be, in your Answer Sheet.
Assets
A
liabilities
B
responsibilities
C
estates
D
profits
Question 63Single Answer
Passage :
Direction : In the question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it
Affidavit
A
Affirmation
B
Slander
C
Oath
D
Testimony
Question 64Single Answer
Passage :
Direction: In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it
Hollow
A
Alveolate
B
Cleft
C
Cavernous
D
Solid
Question 65Single Answer
Passage :
Directions: In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it
Cosset
A
Ignoreb
B
Close
C
Caress
D
Fondle
Question 66Single Answer
Passage :
Directions: In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it
Ogle
A
Leer
B
Gaze
C
Ignore
D
Gawk
Question 67Single Answer
Passage :
Directions:In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it
Intrinsic
A
Elemental
B
Innate
C
Connate
D
Acquired
Question 68Single Answer
Passage :
Direction : In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it
Coalesce
A
Separate
B
Adhere
C
Cleave
D
Amalgamate
Question 69Single Answer
Passage :
Directions: In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it
Loiter
A
lag
B
Hasten
C
Amble
D
Loii
Question 70Single Answer
Passage :
Direction : Question below has two blanks, blank indicating that something has been omitted. Choose the set of words for blank which best fits the meaning of the sentence as a whole.
The protests were......... at ......... awareness among the elite and the educated.
A
held, generating
B
aimed, creating
C
targeted, awakening
D
focused, building
E
concentrated, producing
Question 71Single Answer
Passage :
Directions:In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it
Deep-seated
A
Chronic
B
Temporary
C
inbred
D
Subconscious
Question 72Single Answer
Passage :
Directions: In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it
Vibrant
A
Drab
B
Gaudy
C
Jazzy
D
Vivid
Question 73Single Answer
Passage :
Directions: In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it
To scowl
A
To glower
B
To smirk
C
To Grimace
D
To grin
Question 74Single Answer
Passage :
In the following questions, one part of the sentence may have an error. Find out which part of the sentence has an error .
I used (A)/ a pair of black trousers (B) / for a week (C)/ No error (D)
A
A
B
B
C
C
D
D
Question 75Single Answer
Passage :
Direction: In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it
Atheist
A
Skeptic
B
Pagan
C
Disciple
D
Agnostic
Professional Knowledge
Question 76Single Answer
What is the default value of a local variable in Java?
A
0
B
null
C
Garbage value
D
Depends on the variable type
Question 77Single Answer
Which of the following is not a Java primitive data type?
A
int
B
float
C
String
D
boolean
Question 78Single Answer
Which keyword is used to prevent inheritance in Java?
A
final
B
static
C
const
D
private
Question 79Single Answer
What is the correct way to declare a constant in Java?
A
final int MAX_VALUE = 100;
B
constant int MAX_VALUE = 100;
C
static int MAX_VALUE = 100;
D
#define MAX_VALUE 100
Question 80Single Answer
What is the size of an int variable in Java?
A
2 bytes
B
4 bytes
C
8 bytes
D
Depends on OS
Question 81Single Answer
Which method is called when an object is garbage collected?
A
finalize()
B
garbageCollect()
C
delete()
D
destroy()
Question 82Single Answer
Which of the following is not a valid Java identifier?
A
_myVar
B
$name
C
1variable
D
myVariable
Question 83Single Answer
Which Java feature allows methods to have the same name but different parameters?
A
Method overriding
B
Method overloading
C
Method hiding
D
Method shadowing
Question 84Single Answer
What is the purpose of the super keyword in Java?
A
To call the parent class constructor
B
To call a superclass method
C
Both a and b
D
None of the above
Question 85Single Answer
Which Java memory area stores object instances?
A
Stack
B
Heap
C
Method Area
D
Registers
Question 86Single Answer
Which principle of OOP promotes code reuse?
A
Encapsulation
B
Inheritance
C
Polymorphism
D
Abstraction
Question 87Single Answer
Encapsulation in Java is implemented using:
A
Interfaces
B
Constructors
C
Access modifiers
D
Static methods
Question 88Single Answer
Which OOP principle allows a subclass to provide a specific implementation of a method that is already defined in its parent class?
A
Abstraction
B
Inheritance
C
Polymorphism
D
Overriding
Question 89Single Answer
What is an example of abstraction in Java?
A
Hiding implementation details using abstract classes
B
Using multiple classes to achieve functionality
C
Using a constructor
D
Declaring variables private
Question 90Single Answer
Which keyword is used to achieve abstraction in Java?
A
interface
B
abstract
C
Both a and b
D
None of the above
Question 91Single Answer
Which block is always executed in a try-catch-finally structure?
A
try
B
catch
C
finally
D
None of the above
Question 92Single Answer
What type of exceptions must be explicitly handled using try-catch?
A
Checked exceptions
B
Unchecked exceptions
C
Runtime exceptions
D
Logical exceptions
Question 93Single Answer
Which of the following is a built-in exception in Java?
A
IOException
B
FileNotFoundException
C
NullPointerException
D
All of the above
Question 94Single Answer
Which keyword is used to manually throw an exception?
A
throws
B
throw
C
catch
D
finally
Question 95Single Answer
What happens when an exception is not handled in Java?
A
Compilation error
B
Program continues
C
Program terminates abnormally
D
JVM handles it automatically
Question 96Single Answer
Which collection class allows duplicate values?
A
HashSet
B
TreeSet
C
ArrayList
D
LinkedHashSet
Question 97Single Answer
Which interface provides a key-value pair structure in Java?
A
List
B
Set
C
Map
D
Queue
Question 98Single Answer
Which collection does not allow duplicate elements?
A
ArrayList
B
HashSet
C
LinkedList
D
Vector
Question 99Single Answer
Which collection is synchronized by default?
A
HashSet
B
Vector
C
ArrayList
D
HashMap
Question 100Single Answer
How does a HashMap resolve collisions?
A
Using linked list
B
Using binary search
C
Using BST
D
Using queue
Question 101Single Answer
What is the parent class of all Java classes?
A
String
B
Object
C
Main
D
System
Question 102Single Answer
How do you achieve multiple inheritance in Java?
A
By using multiple extends
B
By using interfaces
C
By using abstract classes
D
By using final classes
Question 103Single Answer
What is JIT in Java?
A
Java Internal Threading
B
Just-In-Time Compiler
C
Java Integration Tool
D
Java Instant Transfer
Question 104Single Answer
What is the default access modifier in Java?
A
public
B
private
C
protected
D
package-private (default)
Question 105Single Answer
Which of the following is not a Java feature?
A
Object-Oriented
B
Platform Dependent
C
Multithreading
D
Secure
Question 106Single Answer
What type of class cannot be instantiated?
A
Static class
B
Abstract class
C
Final class
D
Singleton class
Question 107Single Answer
Which of the following allows you to create multiple methods with the same name but different parameters?
A
Method Overloading
B
Method Overriding
C
Abstraction
D
Inheritance
Question 108Single Answer
A method that is declared static:
A
Can be overridden
B
Cannot be overridden
C
Can access instance variables
D
Can call non-static methods directly
Question 109Single Answer
What is dynamic method dispatch in Java?
A
Late binding of method calls to objects
B
Early binding of method calls to objects
C
Overloading a method multiple times
D
None of the above
Question 110Single Answer
Which of these is used to achieve runtime polymorphism in Java?
A
Overloading
B
Overriding
C
Encapsulation
D
Abstraction
Question 111Single Answer
How do you handle multiple exceptions in Java from Java 7 onwards?
A
Using multiple catch blocks
B
Using multi-catch (catch (Exception1 | Exception2 e))
C
Using a single catch for all exceptions
D
Using a throws clause
Question 112Single Answer
What is the superclass of all exceptions in Java?
A
Throwable
B
Exception
C
RuntimeException
D
Error
Question 113Single Answer
Which exception is thrown when dividing by zero in Java?
A
ArithmeticException
B
NullPointerException
C
IOException
D
NumberFormatException
Question 114Single Answer
What happens if an exception is thrown but not caught?
A
Program will terminate abnormally
B
Program continues execution
C
JVM automatically handles it
D
Compiler provides a default catch block
Question 115Single Answer
Can you have a try block without a catch block?
A
Yes, with a finally block
B
No, catch is mandatory
C
Only inside a method
D
Only if the exception is unchecked
Question 116Single Answer
What is the default capacity of an ArrayList in Java?
A
5
B
10
C
15
D
20
Question 117Single Answer
Which collection class maintains insertion order?
A
HashSet
B
LinkedHashSet
C
TreeSet
D
HashMap
Question 118Single Answer
Which of these collections implements a FIFO (First In, First Out) order?
A
Stack
B
PriorityQueue
C
LinkedList (Queue)
D
HashMap
Question 119Single Answer
Which Map implementation maintains the natural order of keys?
A
HashMap
B
LinkedHashMap
C
TreeMap
D
WeakHashMap
Question 120Single Answer
Which method is used to retrieve but not remove the head of a queue?
A
pop()
B
poll()
C
peek()
D
remove()
Question 121Single Answer
Which collection class provides constant-time complexity for search operations?
A
HashSet
B
ArrayList
C
LinkedList
D
TreeSet
Question 122Single Answer
How do you synchronize an ArrayList in Java?
A
Collections.synchronizedList(new ArrayList<>())
B
new Vector<>()
C
Using a synchronized block
D
All of the above
Question 123Single Answer
Which data structure is used internally in a HashMap in Java 8?
A
Linked List
B
Binary Search Tree
C
Array
D
Combination of Linked List and BST
Question 124Single Answer
Which of the following methods is not part of the Collection interface?
A
add()
B
size()
C
get()
D
remove()
Question 125Single Answer
Which Java collection allows duplicate keys?
A
TreeMap
B
HashMap
C
LinkedHashMap
D
None of the above
Question 126Single Answer
What is the purpose of the Iterator interface in Java?
A
To store objects in a collection
B
To traverse elements in a collection
C
To modify collection structure
D
To sort elements in a collection
Question 127Single Answer
What is the time complexity of retrieving an element from an ArrayList using get(index)?
A
O(1)
B
O(n)
C
O(log n)
D
O(n²)
Question 128Single Answer
Which of the following is true about TreeSet in Java?
A
It allows duplicate elements
B
It maintains elements in sorted order
C
It allows null values
D
It is not thread-safe
Question 129Single Answer
What is the key difference between LinkedList and ArrayList?
A
ArrayList is slower in retrieval compared to LinkedList
B
LinkedList uses an internal array
C
LinkedList provides fast insertions and deletions compared to ArrayList
D
ArrayList cannot store primitive types
Question 130Single Answer
Can a Java interface have constructors?
A
Yes
B
No
C
Only if it extends another interface
D
Only if it has abstract methods
Question 131Single Answer
What keyword is used to implement an interface in Java?
A
extends
B
implements
C
interface
D
abstract
Question 132Single Answer
How do you make a class immutable in Java?
A
Declare all fields private and final, and provide no setters
B
Extend ImmutableClass
C
Use synchronized keyword
D
Declare the class as final
Question 133Single Answer
Which Java version introduced the Stream API?
A
Java 6
B
Java 7
C
Java 8
D
Java 9
Question 134Single Answer
What is the purpose of the Optional class in Java?
A
To store optional variables
B
To avoid NullPointerException
C
To create optional threads
D
To define optional method parameters
Question 135Single Answer
What is the function of the Collectors class in Java Streams?
A
To handle exceptions
B
To perform grouping, joining, and reduction operations on collections
C
To traverse collections
D
To provide multithreading support
Question 136Single Answer
What is the primary purpose of multithreading in Java?
A
To divide a large program into smaller programs
B
To improve application performance by running tasks concurrently
C
To execute Java programs faster than C++
D
To increase memory usage
Question 137Single Answer
Which Java class is used to create a thread by extending it?
A
Runnable
B
Thread
C
Executor
D
Callable
Question 138Single Answer
Which method is used to start a new thread?
A
run()
B
start()
C
execute()
D
call()
Question 139Single Answer
What happens if run() is called directly instead of start() on a thread?
A
A new thread is created
B
The code executes on the main thread
C
A ThreadException occurs
D
The JVM terminates unexpectedly
Question 140Single Answer
Which interface is used to create a thread in Java?
A
Serializable
B
Runnable
C
Cloneable
D
AutoCloseable
Question 141Single Answer
What is the default priority of a Java thread?
A
0
B
5
C
10
D
1
Question 142Single Answer
Which keyword in Java is used to prevent multiple threads from accessing a shared resource simultaneously?
A
synchronized
B
volatile
C
final
D
static
Question 143Single Answer
What is the function of the join() method in Java threads?
A
It pauses a thread indefinitely
B
It allows one thread to wait for another to finish
C
It merges two threads into one
D
It terminates a running thread
Question 144Single Answer
Which Java class is used for handling thread pool management?
A
ThreadGroup
B
ExecutorService
C
ThreadLocal
D
FutureTask
Question 145Single Answer
Which package contains the Java I/O classes?
A
java.io
B
java.util
C
java.nio
D
java.lang
Question 146Single Answer
Which of these is a character-based stream in Java?
A
FileInputStream
B
BufferedInputStream
C
FileReader
D
ObjectOutputStream
Question 147Single Answer
What is the purpose of BufferedReader in Java?
A
To read characters from an input stream efficiently
B
To write characters to a file
C
To create binary files
D
To execute SQL queries
Question 148Single Answer
Which method is used to check if a file exists in Java?
A
file.check()
B
file.exists()
C
file.isPresent()
D
file.validate()
Question 149Single Answer
How do you write a string to a file in Java?
A
FileOutputStream
B
PrintWriter
C
BufferedWriter
D
Both b and c
Question 150Single Answer
Which method is used to read a single byte from a file in Java?