Chapter 1: Computer Fundamentals | 30 MCQ Quiz with Answers

Chapter 1: Computer Fundamentals

Test your knowledge of basic computer fundamentals with these 30 multiple-choice questions.
Click Show Answer to check the correct answer.

1. What is a computer?

A) An electronic device that processes data

B) A mechanical device

C) A communication cable

D) A storage box

Answer: A) An electronic device that processes data

2. What is the full form of CPU?

A) Central Processing Unit

B) Computer Processing Unit

C) Central Program Unit

D) Computer Program Utility

Answer: A) Central Processing Unit

3. Which part of a computer is known as the brain of the computer?

A) Monitor

B) Keyboard

C) CPU

D) Mouse

Answer: C) CPU

4. Which unit performs arithmetic and logical operations?

A) CU

B) ALU

C) RAM

D) ROM

Answer: B) ALU

5. What is the full form of ALU?

A) Arithmetic Logic Unit

B) Arithmetic Learning Unit

C) Advanced Logic Unit

D) Application Logic Unit

Answer: A) Arithmetic Logic Unit

6. Which component controls and coordinates the activities of a computer?

A) ALU

B) Control Unit

C) RAM

D) Hard Disk

Answer: B) Control Unit

7. What is the full form of CU?

A) Central Unit

B) Control Unit

C) Computer Unit

D) Common Unit

Answer: B) Control Unit

8. Which of the following is an input device?

A) Monitor

B) Printer

C) Keyboard

D) Speaker

Answer: C) Keyboard

9. Which of the following is an output device?

A) Mouse

B) Keyboard

C) Scanner

D) Monitor

Answer: D) Monitor

10. Which device is commonly used to enter text into a computer?

A) Keyboard

B) Monitor

C) Speaker

D) Projector

Answer: A) Keyboard

11. Which device is used to point, click and select items on a computer screen?

A) Printer

B) Mouse

C) Scanner

D) Speaker

Answer: B) Mouse

12. Which device produces a hard copy of a document?

A) Monitor

B) Printer

C) Keyboard

D) Scanner

Answer: B) Printer

13. What is a hard copy?

A) Information stored in RAM

B) Printed output on paper

C) Information displayed on a screen

D) A computer program

Answer: B) Printed output on paper

14. What is a soft copy?

A) Printed document

B) Digital version of information

C) Paper document

D) Handwritten document

Answer: B) Digital version of information

15. Which memory is temporary and loses its contents when power is turned off?

A) ROM

B) RAM

C) Hard Disk

D) SSD

Answer: B) RAM

16. What is the full form of RAM?

A) Read Access Memory

B) Random Access Memory

C) Rapid Access Machine

D) Random Application Memory

Answer: B) Random Access Memory

17. What is the full form of ROM?

A) Read Only Memory

B) Random Only Memory

C) Read Open Memory

D) Run Only Memory

Answer: A) Read Only Memory

18. Which memory generally retains data even when the computer is switched off?

A) RAM

B) Cache

C) ROM

D) Register

Answer: C) ROM

19. Which of the following is a storage device?

A) Hard disk

B) Keyboard

C) Monitor

D) Mouse

Answer: A) Hard disk

20. Which unit is commonly used to measure computer storage capacity?

A) Meter

B) Byte

C) Volt

D) Hertz

Answer: B) Byte

21. How many bits are there in one byte?

A) 4

B) 8

C) 16

D) 32

Answer: B) 8

22. Which is the smallest unit of digital data?

A) Byte

B) Bit

C) Kilobyte

D) Megabyte

Answer: B) Bit

23. What is the full form of USB?

A) Universal Serial Bus

B) Universal System Bus

C) United Serial Board

D) User System Bus

Answer: A) Universal Serial Bus

24. Which of the following is an example of system software?

A) Operating system

B) Calculator

C) Paint

D) Word processor

Answer: A) Operating system

25. Which software manages the hardware and other software of a computer?

A) Operating system

B) Web browser

C) Media player

D) Antivirus only

Answer: A) Operating system

26. Which of the following is an operating system?

A) Windows

B) Google Chrome

C) MS Word

D) Photoshop

Answer: A) Windows

27. What is data?

A) Processed information only

B) Raw facts and figures

C) A computer virus

D) An operating system

Answer: B) Raw facts and figures

28. What is information?

A) Raw data only

B) Processed and meaningful data

C) Computer hardware

D) An input device

Answer: B) Processed and meaningful data

29. Which basic operation converts raw data into meaningful information?

A) Processing

B) Printing

C) Scanning

D) Typing

Answer: A) Processing

30. Which sequence represents the basic data processing cycle?

A) Output → Input → Processing

B) Input → Processing → Output

C) Processing → Input → Output

D) Input → Output → Processing

Answer: B) Input → Processing → Output

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Soleman Ali

Soleman Ali is an educator and content creator dedicated to making learning simple, engaging, and accessible for everyone. He creates high-quality educational resources, including General Knowledge, Current Affairs, English Grammar, and competitive exam preparation materials. Through LearningGS.com and AFSA.blog, he aims to inspire lifelong learning and help students achieve academic and career success.

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