Parts of Computer Worksheet โ€“ Class 4


๐Ÿ“˜ Section A: Multiple Choice Questions (MCQs)

1. Which is called the brain of the computer?

A) Monitor
B) CPU
C) Keyboard
D) Mouse

Answer: B) CPU
๐Ÿ‘‰ CPU processes all instructions.


2. Which device is used to type?

A) Mouse
B) Printer
C) Keyboard
D) Speaker

Answer: C) Keyboard


3. Which device shows output?

A) Monitor
B) CPU
C) Mouse
D) Scanner

Answer: A) Monitor


4. Which device is used to click and point?

A) Keyboard
B) Mouse
C) Monitor
D) Printer

Answer: B) Mouse


5. Which is an output device?

A) Keyboard
B) Mouse
C) Printer
D) CPU

Answer: C) Printer


๐Ÿ“˜ Section B: Fill in the Blanks (with Answers)

6. CPU stands for __________.

Answer: Central Processing Unit


7. __________ is used to type letters and numbers.

Answer: Keyboard


8. __________ shows the output on the screen.

Answer: Monitor


9. Mouse is a __________ device.

Answer: pointing


10. Printer is used to __________ documents.

Answer: print


๐Ÿ“˜ Section C: True or False (with Answers)

11. CPU is the brain of the computer.

Answer: True


12. Keyboard is used to draw pictures.

Answer: False


13. Monitor displays output.

Answer: True


14. Mouse is used for typing.

Answer: False


15. Printer gives hard copy of documents.

Answer: True


๐Ÿ“˜ Section D: Match the Following

16.

Column AColumn B
CPUBrain of computer
KeyboardTyping device
MousePointing device
MonitorDisplay screen

Answers:

  • CPU โ†’ Brain of computer
  • Keyboard โ†’ Typing device
  • Mouse โ†’ Pointing device
  • Monitor โ†’ Display screen

๐Ÿ“˜ Section E: Short Answer Questions

17. What is a computer?

Answer: A computer is an electronic machine that processes data and gives output.


18. What is CPU?

Answer: CPU is the brain of the computer that controls all operations.


19. What is a keyboard used for?

Answer: A keyboard is used to type letters, numbers, and symbols.


20. What is a mouse?

Answer: A mouse is a pointing device used to select and click items on the screen.


21. What is a monitor?

Answer: A monitor is a device that displays output on the screen.


๐Ÿ“˜ Section F: Label the Parts (Activity)

22. Label the computer parts:

๐Ÿ‘‰ CPU, Monitor, Keyboard, Mouse, Printer

Answer:

  • CPU โ†’ System unit
  • Monitor โ†’ Screen
  • Keyboard โ†’ Typing device
  • Mouse โ†’ Pointing device
  • Printer โ†’ Printing device

๐ŸŽฏ Bonus Activity

23. Draw and label a computer system.

๐Ÿ‘‰ Draw:

  • CPU
  • Monitor
  • Keyboard
  • Mouse

24. Write two input devices.

Answer: Keyboard, Mouse


25. Write two output devices.

Answer: Monitor, Printer