Which device is an example of an input device? MCQ with Answer and Explanation

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Which device is an example of an input device?

A. Printer

B. Speaker

C. Keyboard

D. Monitor

Answer: Option C

Solution (By JKSSB Mock Tests)

A keyboard is an input device used to enter data and instructions into a computer.

This question belongs to: Computer Computer Fundamentals

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Question #1

Which of the following is an example of a smart card?

A. Credit card with chip

B. CD-ROM

C. Flash drive

D. Hard disk

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Correct Answer: Option A

Explanation:
Smart cards contain an embedded chip for data processing, unlike magnetic stripe cards.

This question belongs to: Computer Computer Fundamentals

Question #2

What is the decimal equivalent of octal 72?

A. 58

B. 60

C. 59

D. 61

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Correct Answer: Option A

Explanation:
Octal 72 = 7*8 + 2 = 56+2 = 58.

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Question #3

The iconic Intel 4004 chip, introduced in 1971, marked the dawn of which computer generation?

A. Second Generation

B. Third Generation

C. Fourth Generation

D. Fifth Generation

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Correct Answer: Option C

Explanation:
The introduction of the microprocessor (like the Intel 4004) initiated the Fourth Generation of computers.

This question belongs to: Computer Computer Fundamentals

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