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Online Tests
Computer General Science Test Easy Mode MCQs With Answers
Question # 1
In a half-adder circuit, the carry is generated by which operation?
Choose an answer
XOR operation
AND Operation
OR Operation
NOT Operation
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Question # 2
What is the primary function of an perating system.
Choose an answer
To createedocuments
To perform calculations
To design graphics
To manage hardwar resources and provide a user interface
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Question # 3
What is the primary difference between signed and unsigned integers?
Choose an answer
Unsigned integers cannot be negative
Signed integers have a larger range
Unsigned integers are stored in floating -point format
Signed integers are used for positive numbers
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Question # 4
What does trouleshooting help prevent by quickly identifying and resolving issues?
Choose an answer
Downtime and lost productivity
The need for regular maintences
The need for professional help
the need for software updates
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Question # 5
Which of the following is an example of a hybrid system (combination of natural and artificial system)?
Choose an answer
Human respiratory system
A weather forecasting system
A dam controlling river water flow
A simple pendulum
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Question # 6
What concept does thetheory of system aim to understand.
Choose an answer
Hardware design
System interactions and development over time.
Software applications
Net work security
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Question # 7
What type of environment remins unchanged unless the system provides an output.
Choose an answer
Dynamic
Static
Deterministic
Non-deterministic
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Question # 8
Which of the following is an imput device?
Choose an answer
Monitor
Printer
Keybord
Speaker
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Question # 9
Single Precision use.....bits?
Choose an answer
30
31
32
None of these
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Question # 10
The smallest amout of data to be stored in computer's memory is a 0 OR 1 is called
Choose an answer
Byte
Bit
GB
KB
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Question # 11
Pixel Stands for?
Choose an answer
Picture Identitiy
Picture Element
Picture Digit
None of these
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Question # 12
Which can be thought of as grammar of a programming language ?
Choose an answer
syntax
rules
english
programming
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Question # 13
Which format specifier is used for float data type ?
Choose an answer
%d
%i
%f
%c
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Question # 14
How many types of comments in C language are ?
Choose an answer
1
2
3
6
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Question # 15
In which control all the statments are executed in the given dequence.
Choose an answer
Error Control Statements
Selection ctonrol statemetns
Repetition cotrol statements
Sequential Control Statements
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Question # 16
These are the values without a decimal point:
Choose an answer
integer constants
stringconstants
characterconstants
singleconstants
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Question # 17
Which of the following is header file ?
Choose an answer
void main()
getch()
#include<stdio.h>
none of these
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Question # 18
The person who knows how to write a computer program correctly is known as:
Choose an answer
programmer
firmware
engineer
composer
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Question # 19
____________ can be thought of as a container to store constants:
Choose an answer
box
jar
variable
collection
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Question # 20
Which of the following is not a valid variable name ?
Choose an answer
height
9A
f_name
average
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Question # 21
If we want to assocate more than one statements to an if statement, then they need to be enclosed inside a.
Choose an answer
()
{ }
*
:
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Question # 22
Which is approach of good problem solver.
Choose an answer
Divide
Divide and conquer
Simple problem
Complex problem
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Question # 23
The devices that receives data.
Choose an answer
Soruce
Sink
Transmitter
encoder
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Question # 24
Which of the following is not the component of CPU
Choose an answer
Control Unit
Register
ALU
Primary Memory
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Question # 25
What come after the Analysis phase in SDLC?
Choose an answer
Implementation
Costing
Design
Coding
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Question # 26
Which of following type of data is used to display actions and movements
Choose an answer
Audio
Video
Image
Text
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Question # 27
The component of computer that executes the instruction is called.
Choose an answer
CPU
RAM
Cache Unit
Mother Board
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Question # 28
________ is an example of defector standard.
Choose an answer
SNA
ANSI
ISO
IEEE
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Question # 29
OMR technology used to read the test mark of.
Choose an answer
SAT
GRE
MICK
Both a and b
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Question # 30
Computer at home can be used for
Choose an answer
Keeping records
Making budgets
Watching movies
All
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Question # 31
Each cell can contain a
Choose an answer
Label
Value
Formula
All
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Question # 32
Add new hardware option exists in
Choose an answer
Main menu
Taskbar
Status bar
Control panel
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Question # 33
_______ Character are represented by Uni code.
Choose an answer
45536
55536
65536
75536
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