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. Larger cache

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

C. More cores only

D. Higher clock speed only

Answer: Option B

Solution (By JKSSB Mock Tests)

Hardware virtualization.

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Question #1

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Branch prediction accuracy affects:

A. Memory size

B. Display quality

C. CPU pipeline efficiency

D. Printer speed

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Correct Answer: Option C

Explanation:
Reduces stalls.

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Question #2

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Which is an example of secondary storage?

A. Registers

B. Cache

C. Pen drive

D. RAM

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Correct Answer: Option C

Explanation:
Pen drives are external secondary storage.

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Question #3

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The term 'overclocking' refers to:

A. Increasing CPU clock speed beyond specification

B. Installing new OS

C. Cleaning hardware

D. Formatting hard disk

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Correct Answer: Option A

Explanation:
Overclocking boosts performance but risks heat issues.

This question belongs to: Computer Computer Hardware

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