Which CPU feature allows running multiple OS simultaneously? MCQ with Answer and Explanation

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Which CPU feature allows running multiple OS simultaneously?

A. More cores only

B. Virtualization support (VT-x or AMD-V)

C. Higher clock speed only

D. Larger cache

Answer: Option B

Solution (By JKSSB Mock Tests)

Hardware virtualization.

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Question #1

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Which hardware is essential for booting the computer?

A. BIOS chip on motherboard

B. Speaker

C. External monitor

D. Wireless mouse

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Correct Answer: Option A

Explanation:
BIOS initializes hardware during boot.

This question belongs to: Computer Computer Hardware

Question #2

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The read/write head in HDD is part of:

A. Controller board

B. Actuator arm assembly

C. Motor

D. Platter

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Correct Answer: Option B

Explanation:
Moves across platters.

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Question #3

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Which device helps in reducing noise from printers?

A. Higher DPI setting

B. Enclosures or soundproof covers

C. Laser instead of dot matrix

D. All of above

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Correct Answer: Option D

Explanation:
Laser is inherently quieter.

This question belongs to: Computer Computer Hardware

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