The physical components, mechanical links, and electrical circuits that comprise a computer system are collectively referred to as: MCQ with Answer and Explanation

Question

The physical components, mechanical links, and electrical circuits that comprise a computer system are collectively referred to as:

A. Software

B. Hardware

C. Firmware

D. Liveware

Answer: Option B

Solution (By JKSSB Mock Tests)

Hardware represents the physical, tangible parts of the computer system that you can touch, see, and interact with physically.

This question belongs to: Computer Computer Fundamentals

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Question #1

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Which of the following is a common input device for playing games?

A. Joystick

B. Plotter

C. Speaker

D. Printer

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Correct Answer: Option A

Explanation:
A joystick is an input device commonly used for gaming and simulations.

This question belongs to: Computer Computer Fundamentals

Question #2

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What is the hexadecimal equivalent of binary 111000?

A. 3A

B. 3B

C. 38

D. 39

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Correct Answer: Option C

Explanation:
111000 = 0011 1000 = 38 hex.

This question belongs to: Computer Computer Fundamentals

Question #3

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What is the decimal equivalent of hexadecimal 2B?

A. 45

B. 44

C. 46

D. 43

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Correct Answer: Option D

Explanation:
2B = 2*16 + 11 = 32+11 = 43.

This question belongs to: Computer Computer Fundamentals

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