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Objective Questions

Latest BEL Trainee Engineer Computer Science Exam Question (Objective Questions), MCQ in English

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Technical Subject (Computer Science)

Question 1Single Answer

The 0 and 1 in the binary numbering system are called Binary Digits or

A
Bytes
B
Kilobytes
C
Decimal bytes
D
Bits

Question 2Single Answer

What language does a browser typically interpret to display information from the World Wide Web ?

A
Machine Code
B
Assembly Language
C
HTML
D
C++

Question 3Single Answer

______ is the process of finding errors in software code.

A
Compiling
B
Testing
C
Running
D
Debugging

Question 4Single Answer

The code for a Web page is written using _________.

A
A fifth generation language
B
WinZip
C
Peripherals
D
Hypertext Markup Language

Question 5Single Answer

A program is a sequence of ___________ written in a programming language.

A
Lines
B
Function
C
Instructions
D
Code words

Question 6Single Answer

Which of the following languages is more suited to a structured program ?

A
PL/1
B
FORTRAN
C
BASIC
D
PASCAL

Question 7Single Answer

A computer program that converts assembly language to machine language to machine language is

A
compiler
B
Interpreter
C
Assembler
D
None of the above

Question 8Single Answer

The symbols used in an assembly language are

A
Codes
B
Mnemonics
C
Assembler
D
All of the above

Question 9Single Answer

Which is a non-standard version of a computing language ?

A
PROLOG
B
APL
C
Army
D
PL/1

Question 10Single Answer

A language which is close to that used with in the computer is

A
High – level language
B
Assembly language
C
Low- level language
D
All of the above

Question 11Single Answer

Program execution time would be minimum if the programs are written in

A
Machine Language
B
Assembly language
C
High level language
D
All of the above

Question 12Single Answer

Which one of the following is not a type of a language processor ?

A
Compiler
B
Interpreter
C
Application software
D
Assembler

Question 13Single Answer

Which one of the following is called low level languages ?

A
Machine language
B
Assembly language
C
both of the above
D
None of the above

Question 14Single Answer

Which is the limitation of high level language ?

A
Lower efficiency
B
Machine dependence
C
Machine level coding
D
None of above

Question 15Single Answer

Programming language which is used for scientific purposes and work is to be done in batches is

A
PASCAL
B
FORTRAN
C
LOGO
D
COMAL

Question 16Single Answer

Programming language which is extension of programming language 'BASIC' is

A
PASCAL
B
COBOL
C
LOGO
D
COMAL

Question 17Single Answer

Program subroutines are

A
called by other programs
B
fixed variable
C
default constants
D
default variables

Question 18Single Answer

Loop statement which is repeated to some given number of times is classified as

A
FOR loop
B
GO loop
C
REPEAT loop
D
GO REPEAT loop

Question 19Single Answer

A program which interprets each line of high level program at time of execution is called

A
instructor
B
interpreter
C
translator
D
executor

Question 20Single Answer

Set of data whose items are organized together is classified as

A
data structure
B
variable structure
C
string structure
D
positive structure

Question 21Single Answer

______ is a container that represents a value in a program .

A
Compiler
B
Variable
C
Data type
D
None of the above

Question 22Single Answer

To distinguish between different data types, a computer uses special ______ .

A
Internal codes
B
External codes
C
compilers
D
None of the above

Question 23Single Answer

_______ is the same thing as a variable with one major difference. Its does not change, while the value of a variable can change throughout a program .

A
fixed-Variable
B
Conditional
C
Constant
D
None of the above

Question 24Single Answer

Array is a special type of variable used in many programming languages, such as ________

A
C
B
C++
C
Java
D
All of the above

Question 25Single Answer

What is a segment of code that executes repeatedly based on a certain condition ?

A
Function
B
Array
C
Loop
D
None of the above

Question 26Single Answer

What is defined as a set of code used to carry out specific tasks ?

A
Function
B
Class
C
Loop
D
None of the above

Question 27Single Answer

What is used for a real world object that is to be used in a program ?

A
Program
B
Template
C
Car Class
D
None of the above

Question 28Single Answer

_______ is object oriented programming language that uses virtual functions, multiple inheritance, exception handling, polymorphism, etc .

A
C++
B
C
C
GUI
D
None of the above

Question 29Single Answer

C++ provides comprehensive coverage of abstract classes, such as ______ .

A
Interfaces
B
Regular error handling, standard strings
C
I/O strings
D
All of the above

Question 30Single Answer

A linked list a linear collection of similar data elements called ______ .

A
Subscript
B
Index
C
Nodes
D
Null

Question 31Single Answer

______ was the first high-level language developed by john Backus at IBM in 1956

A
FORTRAN
B
COBOL
C
BASIC
D
NONE OF THE ABOVE

Question 32Single Answer

This language was developed by Dennis Ritchie of Bell Laboratories in order to implement the operating system UNIX .

A
C
B
C++
C
Java
D
LISP

Question 33Single Answer

C is known as

A
low level programming language
B
High level programming language
C
Machine language
D
None of the above

Question 34Single Answer

Which of the following is language processor ?

A
Interpreter
B
Assembler
C
Compiler
D
All of the above

Question 35Single Answer

________ converts an assembly language program into machine language .

A
Assembler
B
Compiler
C
Interpreter
D
All of the above

Question 36Single Answer

Which of the following language processors converts a high-level language program line by line into a machine language ?

A
Assembler
B
Interpreter
C
Compiler
D
None of the above

Question 37Single Answer

Errors in a computer program are referred to as

A
Bugs
B
Mistakes
C
Item overlooked
D
Crash

Question 38Single Answer

Computer programs are written in a high level programming language; however, the human-readable version of a program is called ________ .

A
cache
B
Instruction set
C
source code
D
word size

Question 39Single Answer

Which of the following is not a programming language ?

A
Pascal
B
Microsoft Office
C
Java
D
C++

Question 40Single Answer

What is correcting errors in a program called ?

A
Compiling
B
Debugging
C
Grinding
D
Interpreting

Question 41Single Answer

Which one of the following is not a computer language ?

A
Java
B
COBOL
C
ASP
D
LOTUS

Question 42Single Answer

Which of the following is not a computer language ?

A
PASCAL
B
UNIX
C
FORTRAN
D
COBOL

Question 43Single Answer

A series of instructions that tells a computer what to do and how to do. It is called a __________

A
program
B
command
C
user response
D
processor

Question 44Single Answer

A set of step-by-setp procedures for accomplishing a task is known as a (n) ________ .

A
algorithm
B
hardware program
C
software bug
D
firmware program

Question 45Single Answer

All of the following are included in typical Computer programming language which are in use currently Except

A
C++
B
Java
C
visual Basic NET
D
Machine language

Question 46Single Answer

Query language comes under:

A
Third generation
B
Fourth generation
C
Fifth generation
D
None of these

Question 47Single Answer

Errors in computer programs are called

A
Follies
B
Mistakes
C
Bugs
D
Spam

Question 48Single Answer

The default file extension of MS-Excel is

A
xlr
B
exe
C
exl
D
xls

Question 49Single Answer

High Level programming language can be converted to machine language using which of the following ?

A
Oracle
B
Compiler
C
Mat lab
D
Assembler

Question 50Single Answer

Which programming language are classified as low level languages ?

A
BASIC, COBOL, FORTRAN
B
Prolog
C
C, C ++
D
Assembly languages

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Technical Subject (Computer Science)

Question 51Single Answer

FORTRAN is

A
File Translation
B
Format Translation
C
Formula Translation
D
Floppy Translation

Question 52Single Answer

Who invented the high level language "C" ?

A
Dennis M. Ritchie
B
Niklaus Writh
C
Seymour Papert
D
Donald Kunth

Question 53Single Answer

_____ is an OOP principle .

A
Structured programming
B
Procedural programming
C
Inheritance
D
Linking

Question 54Single Answer

COBOL is widely used in ________ applications .

A
Commercial
B
Scientific
C
Space
D
Mathematical

Question 55Single Answer

Father of "C" programming language

A
Dennis Ritchie
B
Prof John Keenly
C
Thomas Kurtz
D
Bill Gates

Question 56Single Answer

The instructions that tell a computer how to carry out the processing tasks are referred

A
programs
B
processors
C
input devices
D
memory moduless

Question 57Single Answer

Which one of the following is NOT a computer language ?

A
MS- Excel
B
BASIC
C
COBOL
D
C++

Question 58Single Answer

COBOL is an acronym for _______

A
Common Business Oriented Language
B
Computer Business Oriented Language
C
Common Business Operated Language
D
Common Business Organized Language

Question 59Single Answer

Which of the following is not a binary number ?

A
1
B
101
C
202
D
110

Question 60Single Answer

When creating a computer program, the ______designs the structure of the program .

A
End user
B
System Analyst
C
Programmer
D
All of the above

Question 61Single Answer

Binary numbers need more places for counting because

A
They are always big number
B
Any no of 0's can be added in front of them
C
Binary base is small
D
0's and I's have to be properly spaced apart

Question 62Single Answer

The 2's complement of a binary no. is obtained by adding _________ to its 1's complment .

A
zero
B
1
C
10
D
12

Question 63Single Answer

A systems programming language for microcomputers in the intel family is

A
PL/C
B
PL/CT
C
PL/M
D
PLA

Question 64Single Answer

Which is a machine-oriented high-level language for the GEC 4080 series machines .

A
LOGO
B
SNOBOL
C
Babbage
D
ALGOL

Question 65Single Answer

Data division is the third division of a_______program .

A
COBOL
B
BASIC
C
PASCAL
D
FORTH

Question 66Single Answer

Which language was devised by Dr. Seymour Aubrey Papert ?

A
APL
B
COBOL
C
LOGO
D
FORTRAN

Question 67Single Answer

Which of the following is intended to be used in all applications runs on mainframe computers .

A
LOGO
B
APL
C
PL/1
D
OCCAM

Question 68Single Answer

Which is another name for functional language ?

A
Machine
B
Application language
C
Low-Level language
D
High – level language

Question 69Single Answer

A notation used to express clearly on algorithm is known as

A
Algorithmic language
B
Assembly language
C
Machine language
D
High level language

Question 70Single Answer

Which programming language is based on Algol60.

A
PILOT
B
SNOBOL
C
ADA
D
SIMULA

Question 71Single Answer

Symbolic languages were developed in

A
1962
B
1950
C
1974
D
1980

Question 72Single Answer

The language that is an input for statement translation is called .

A
Assembly language
B
Source language
C
High-level language
D
Object language

Question 73Single Answer

Who is the creator of the PASCAL language ?

A
Niklaus Wirth
B
Dijkstra
C
Donald Knuth
D
Basic Pascal

Question 74Single Answer

Computer instructions written with the use of English words instead of binary machine code is called

A
Mnemonics
B
Symbolic code
C
Gray code
D
OP - code

Question 75Single Answer

The following is true about 2 out of 5 code

A
It is weighted code
B
it is unweighted code
C
it has odd parity
D
All of the above

Question 76Single Answer

Each model of a computer has a unique

A
Assembly language
B
Machine language
C
High level langauge
D
All of the above

Question 77Single Answer

The process of writing computer instructions in a programming language is known as

A
Coding
B
Processing
C
Progamming
D
File

Question 78Single Answer

The computer program language which is widely used in computer science and engineering and also in business is

A
COBOL
B
FORTRAN
C
PASCAL
D
LISP

Question 79Single Answer

Group of instructions that directs a computer is called

A
Storage
B
Memory
C
Logic
D
Program

Question 80Single Answer

A code which uses more bits for each character then what is necessary is known as

A
Hollerith code
B
Gray code
C
Redundant code
D
Mnemonics

Question 81Single Answer

A device which converts human readable data into machine language is

A
Card reader
B
Card punch
C
Punched paper tape
D
Character reader

Question 82Single Answer

The most popular language for interactive use is

A
COBOL
B
PASCAL
C
BASIC
D
FORTRAN

Question 83Single Answer

In which of the following, each data item contains at most 2 points

A
List Structure
B
LISP
C
List sorting
D
List head

Question 84Single Answer

A step-by-step procedure used to solve a problem is called

A
Operating system
B
Algorithm
C
Application program
D
All of the above

Question 85Single Answer

Which of the following is a special purpose language used to describe to a computer's operating system .

A
LOGO
B
APL
C
ICL
D
CORAL

General Aptitude

Question 86Single Answer

Yojna a weekly journal

A
Ministry of Finance
B
Ministry of Information and Broadcastin
C
Ministry of Rural Development
D
Planning Commission

Question 87Single Answer

I go to Madurai by —– Vaigai Express

A
a
B
an
C
some
D
the

Question 88Single 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 89Single 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 90Single Answer

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 91Single 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 92Single 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 ?

Question 93Single 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 94Single 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 95Single Answer

Which of the following numbers is irrational ?

A
√49
B
0.125
C
√2
D
22/7

Question 96Single 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 97Single 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 98Single Answer

When was the Constituent Assembly of India formed?

A
1946
B
1947
C
1948
D
1950

Question 99Single Answer

Who is known as the "Missile Man of India"?

A
Dr. Homi J. Bhabha
B
Dr. Vikram Sarabhai
C
Dr. APJ Abdul Kalam
D
Dr. Satish Dhawan

Question 100Single Answer

What astronomical discovery was announced by astronomers in March 2026?

A
New planet in solar system
B
Discovery related to 1,900 light-years away (specific object)
C
Black hole merger
D
Exoplanet with life signs

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Latest BEL Trainee Engineer Computer Science Exam Question (Objective Questions), MCQ in English

Technical Subject (Computer Science)

BEL Trainee Engineer Computer Science Exam Online Question Bank Package

Technical Subject (Computer Science)

General Aptitude

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