Which hardware component is essential for virtual memory? MCQ with Answer and Explanation

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Which hardware component is essential for virtual memory?

A. Keyboard

B. RAM and Hard Disk

C. Monitor

D. CPU

Answer: Option B

Solution (By JKSSB Mock Tests)

Virtual memory uses HDD/SSD to extend RAM.

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What is the purpose of a calibration tool for monitors?

A. Increase resolution

B. Reduce weight

C. Accurate colors and brightness

D. Speed up refresh rate

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Correct Answer: Option C

Explanation:
For photographers and designers.

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Question #2

What does the acronym 'SoC' stand for in hardware?

A. System on Chip

B. Storage on Chip

C. System Output Control

D. Screen on Computer

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Correct Answer: Option A

Explanation:
Integrated CPU, GPU etc. in one chip.

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Question #3

Which memory is directly accessible by CPU?

A. Blu-ray disc

B. Tape drive

C. Registers and cache

D. Secondary storage

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Correct Answer: Option C

Explanation:
CPU accesses registers and cache fastest.

This question belongs to: Computer Computer Hardware

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