CPUID instruction is used to: MCQ with Answer and Explanation

Question

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CPUID instruction is used to:

A. Identify processor features and capabilities

B. Perform addition

C. Control display

D. Access hard disk

Answer: Option A

Solution (By JKSSB Mock Tests)

Software uses it to detect supported features.

This question belongs to: Computer CPU (Central Processing Unit)

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Question #1

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The translation lookaside buffer (TLB) caches:

A. Virtual to physical address translations

B. Data values

C. Control signals

D. Instructions

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Correct Answer: Option A

Explanation:
Speeds up memory address translation.

This question belongs to: Computer CPU (Central Processing Unit)

Question #2

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RISC architecture is characterized by:

A. Complex instructions

B. Only software implementation

C. Simple instructions and more registers

D. No registers

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Correct Answer: Option C

Explanation:
Reduced Instruction Set Computing uses simpler instructions for efficiency.

This question belongs to: Computer CPU (Central Processing Unit)

Question #3

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Which is not typically inside the CPU die?

A. Main RAM

B. Control Unit

C. L1 Cache

D. ALU

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Correct Answer: Option A

Explanation:
Main RAM is separate from the processor chip.

This question belongs to: Computer CPU (Central Processing Unit)

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