Input/Output (I/O) Devices MCQs

1. Which of the following is an example of an input device?

(A) Monitor

(B) Printer

(C) Keyboard

(D) Speaker

2. What is the primary function of an output device?

(A) To display or output data from the computer

(B) To process data

(C) To provide data to the computer

(D) To store data permanently

3. Which device is used to input graphical data into a computer?

(A) Mouse

(B) Keyboard

(C) Printer

(D) Scanner

4. What type of device is a printer?

(A) Input Device

(B) Output Device

(C) Storage Device

(D) Network Device

5. Which of the following devices is considered a pointing device?

(A) Monitor

(B) Keyboard

(C) Mouse

(D) Printer

6. Which input device is used to capture text and numbers for computer processing?

(A) Scanner

(B) Monitor

(C) Speaker

(D) Keyboard

7. What is the primary purpose of a monitor?

(A) To input data into the computer

(B) To provide visual output of the computer’s data

(C) To store data

(D) To connect to the internet

8. Which device converts digital data into a printed document?

(A) Printer

(B) Scanner

(C) Monitor

(D) Mouse

9. Which of the following devices is used for audio input?

(A) Speaker

(B) Microphone

(C) Monitor

(D) Printer

10. What type of device is a digital camera classified as?

(A) Network Device

(B) Output Device

(C) Storage Device

(D) Input Device

11. Which device is used to display images and videos from a computer?

(A) Keyboard

(B) Scanner

(C) Monitor

(D) Printer

12. What is a common example of a storage device?

(A) Keyboard

(B) Hard Drive

(C) Monitor

(D) Speaker

13. Which device would you use to input handwriting into a computer?

(A) Scanner

(B) Mouse

(C) Printer

(D) Keyboard

14. What does the acronym ‘I/O’ stand for in computing?

(A) Instruction/Output

(B) Internal/Operational

(C) Input/Operation

(D) Input/Output

15. Which of the following is an example of an output device that provides tactile feedback?

(A) Monitor

(B) Printer

(C) Haptic Feedback Device

(D) Microphone

16. Which device is used to input sound into a computer system?

(A) Speaker

(B) Microphone

(C) Monitor

(D) Printer

17. What type of device is a hard disk drive (HDD)?

(A) Storage Device

(B) Output Device

(C) Input Device

(D) Network Device

18. Which device is used to enter text and commands into a computer?

(A) Printer

(B) Scanner

(C) Keyboard

(D) Monitor

19. What type of device is a joystick classified as?

(A) Input Device

(B) Output Device

(C) Storage Device

(D) Network Device

20. Which of the following devices provides visual output from a computer?

(A) Scanner

(B) Monitor

(C) Microphone

(D) Hard Drive

21. Which device is used for capturing images and converting them into digital format?

(A) Keyboard

(B) Monitor

(C) Scanner

(D) Printer

22. What is the function of a plotter?

(A) To print text documents

(B) To draw graphs and charts

(C) To input data into the computer

(D) To store large amounts of data

23. Which of the following is NOT an input device?

(A) Keyboard

(B) Mouse

(C) Monitor

(D) Scanner

24. Which input device is used to move the cursor on the screen?

(A) Keyboard

(B) Mouse

(C) Printer

(D) Speaker

25. What is the primary use of a webcam?

(A) To display images

(B) To store data

(C) To print documents

(D) To input video and images

26. Which of the following is an example of an output device that generates sound?

(A) Monitor

(B) Microphone

(C) Speaker

(D) Keyboard

27. Which device is used to convert digital data into physical copies of documents?

(A) Monitor

(B) Printer

(C) Scanner

(D) Hard Drive

28. What type of device is a touchpad?

(A) Input Device

(B) Output Device

(C) Storage Device

(D) Network Device

29. Which of the following devices would be used to input data from a physical object, like a book, into a computer?

(A) Printer

(B) Keyboard

(C) Scanner

(D) Monitor

30. What is the function of an external hard drive?

(A) To input data into the computer

(B) To provide additional storage space

(C) To display visual output

(D) To convert sound into digital format

31. Which device is used to capture and convert handwritten or printed text into digital form?

(A) Monitor

(B) Printer

(C) Keyboard

(D) Scanner

32. Which type of device is a DVD drive classified as?

(A) Input Device

(B) Output Device

(C) Storage Device

(D) Network Device

33. Which of the following devices is used to provide physical output of digital documents?

(A) Scanner

(B) Printer

(C) Speaker

(D) Microphone

34. Which device is commonly used for graphical input in design and art applications?

(A) Mouse

(B) Printer

(C) Graphics Tablet

(D) Monitor

35. Which input device is used to control a computer through gesture recognition?

(A) Keyboard

(B) Touchscreen

(C) Scanner

(D) Speaker

36. What is the primary purpose of a network interface card (NIC)?

(A) To store data

(B) To input data

(C) To connect a computer to a network

(D) To print documents

37. Which of the following devices is used for high-quality color printing?

(A) Inkjet Printer

(B) Scanner

(C) Monitor

(D) Speaker

38. Which device allows users to input commands and data into a computer using touch?

(A) Keyboard

(B) Touchscreen

(C) Mouse

(D) Printer

39. Which device is commonly used for audio output in a computer system?

(A) Monitor

(B) Microphone

(C) Speaker

(D) Keyboard

40. Which of the following devices is used for both input and output?

(A) Modem

(B) Printer

(C) Keyboard

(D) Scanner

41. Which device is used to convert a computer’s digital output into a video signal for display on a screen?

(A) Graphics Card

(B) Scanner

(C) Speaker

(D) Printer

42. What is the purpose of a card reader in computing?

(A) To store data

(B) To provide visual output

(C) To input data from physical cards

(D) To print documents

43. Which device is used to print high-resolution color images and text?

(A) Laser Printer

(B) Monitor

(C) Speaker

(D) Keyboard

44. Which device is used to read and write data from and to optical discs?

(A) Monitor

(B) Scanner

(C) DVD Drive

(D) Hard Drive

45. What is the main purpose of a USB flash drive?

(A) To input data into a computer

(B) To store and transfer data

(C) To display visual output

(D) To connect to the internet

46. Which of the following devices is used to scan and digitize physical documents?

(A) Printer

(B) Monitor

(C) Keyboard

(D) Scanner

47. Which type of device is a virtual reality headset classified as?

(A) Input Device

(B) Output Device

(C) Storage Device

(D) Network Device

48. Which device is used to capture and store digital images in photography?

(A) Digital Camera

(B) Printer

(C) Monitor

(D) Keyboard

49. What is the primary function of a fax machine?

(A) To input data

(B) To output printed documents

(C) To transmit documents over a phone line

(D) To store data

50. Which device allows users to interact with a computer through touch gestures?

(A) Mouse

(B) Keyboard

(C) Printer

(D) Touchscreen