Computer Studies

Includes fundamentals of computers, hardware and software, operating systems, MS Office, internet, networking, and basic IT concepts for recruitment exams.

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All (55) Easy (6) Medium (49) Hard (0)
Topics
Introduction to Computers (24) Computer Hardware (32) Computer Software (0) Data Representation (0) Logic Gates & Boolean Algebra (0) Computer Memory (0) Central Processing Unit (CPU) (0) Operating Systems (0) Programming Fundamentals (0) Introduction to Programming (Basic Concepts) (0) Databases (0) Computer Networks (0) Internet & Web Technologies (0) Computer Security & Ethics (0) Emerging Technologies (0)
1
Which type of memory loses data when power is turned off?
Easy 1 Mark
A RAM
B ROM
C DVD
D Hard Disk
2
Which of the following is an example of optical storage?
Medium 1 Mark
A SSD
B RAM
C HDD
D DVD
3
Memory cards are commonly used in:
Easy 1 Mark
A Keyboards
B Desktop computers
C Printers
D Smartphones and cameras
4
A USB flash drive is mainly used for:
Easy 1 Mark
A Portable storage and data transfer
B Processing data
C Printing
D Video recording
5
Which storage device is faster and uses flash memory?
Easy 1 Mark
A DVD
B HDD
C SSD
D CD
6
Which device stores large amounts of data using magnetic disks?
Easy 1 Mark
A HDD
B SSD
C USB Device
D RAM
7
Storage devices are used to:
Medium 1 Mark
A Display data
B Store data and information
C Print documents
D Process instructions
8
Registers are used to:
Medium 1 Mark
A Permanently store files
B Scan images
C Display output
D Temporarily store data during processing
9
Which CPU component controls all hardware operations?
Medium 1 Mark
A ALU
B Control Unit
C RAM
D Register
10
The ALU performs:
Medium 1 Mark
A Input operations
B Storage operations
C Mathematical and logical operations
D Printing operations
11
The process of Fetch → Decode → Execute is called:
Medium 1 Mark
A Processing cycle
B Instruction cycle
C Data cycle
D Memory cycle
12
The CPU performs which basic operation first?
Medium 1 Mark
A Execute
B Decode
C Fetch
D Store
13
The CPU is known as the:
Medium 1 Mark
A Heart of computer
B Brain of computer
C Memory of computer
D Screen of computer
14
A projector displays computer output on:
Medium 1 Mark
A Paper
B Screen or wall
C Keyboard
D USB drive
15
Headphones are mainly used for:
Medium 1 Mark
A Private listening
B Printing documents
C Storing data
D Capturing images
16
Speakers convert digital signals into:
Medium 1 Mark
A Images
B Sound
C Text
D Graphics
17
Which of the following is a non-impact printer?
Medium 1 Mark
A Dot matrix
B Inkjet
C Drum printer
D Chain printer
18
Which of the following is an example of an impact printer?
Medium 1 Mark
A Inkjet printer
B Laser printer
C Dot matrix printer
D Thermal printer
19
A printer produces:
Medium 1 Mark
A Soft copy
B Hard copy
C Digital signals
D Video output
20
Which of the following is an older monitor technology?
Medium 1 Mark
A LCD
B LED
C OLED
D CRT
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Difficulty Distribution
Easy 5
Medium 15
Hard 0