SSC CGL Preparation – Day 3

✅ MCQs: Input/Output Devices

1. Which of the following is an input device?
A. Printer
B. Monitor
C. Keyboard
D. Speaker
✅ Answer: C

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2. The device used to convert printed documents into digital form is:
A. Joystick
B. Printer
C. Scanner
D. Monitor
✅ Answer: C

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3. Which device is both an input and output device?
A. Monitor
B. Printer
C. Touchscreen
D. Keyboard
✅ Answer: C

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4. A plotter is used for:
A. Text typing
B. Audio output
C. High-quality graphic printing
D. Data storage
✅ Answer: C

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5. Which of these is an output device?
A. Mouse
B. Keyboard
C. Speaker
D. Scanner
✅ Answer: C

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6. A joystick is typically used in:
A. Word processing
B. Gaming
C. Printing
D. Audio editing
✅ Answer: B

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7. Which of the following is a pointing device?
A. Scanner
B. Joystick
C. Speaker
D. Printer
✅ Answer: B

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8. Which one is used to project output on a large screen?
A. Webcam
B. Touchpad
C. Printer
D. Projector
✅ Answer: D

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9. Which of the following is not an input device?
A. Barcode reader
B. Trackball
C. Monitor
D. Microphone
✅ Answer: C

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10. A light pen is used for:
A. Drawing directly on screen
B. Scanning documents
C. Printing
D. Typing
✅ Answer: A

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11. The standard device to enter text in a computer is:
A. Mouse
B. Keyboard
C. Microphone
D. Scanner
✅ Answer: B

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12. Which of these devices outputs sound?
A. Webcam
B. Microphone
C. Speaker
D. Scanner
✅ Answer: C

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13. The device that accepts voice input is called:
A. Speaker
B. Microphone
C. Monitor
D. Modem
✅ Answer: B

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14. What type of device is a webcam?
A. Output
B. Input
C. Storage
D. Software
✅ Answer: B

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15. Which is not a feature of a printer?
A. Produces hard copy
B. Outputs visual data
C. Converts digital text to print
D. Requires ink or toner
✅ Answer: B

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16. Which is used to read coded data on product labels?
A. Webcam
B. Joystick
C. Barcode reader
D. Projector
✅ Answer: C

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17. Which device converts audio signals to digital format?
A. Speaker
B. Microphone
C. Printer
D. Monitor
✅ Answer: B

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18. A touchscreen is used in smartphones as a:
A. Storage device
B. Output device only
C. Input device only
D. Input and output device
✅ Answer: D

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19. Which of these is not an I/O device?
A. NIC
B. Modem
C. Pen Drive
D. Touchscreen
✅ Answer: C

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20. CRT is a type of:
A. Input device
B. Output device (Monitor)
C. Storage device
D. Network device
✅ Answer: B