The loop stream detector: MCQ with Answer and Explanation

Question

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The loop stream detector:

A. Handles branches

B. Detects cache misses

C. Manages power

D. Recognizes and optimizes small loops

Answer: Option D

Solution (By JKSSB Mock Tests)

Reduces front-end power.

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

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Question #1

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Which register is used to store the result of comparison operations?

A. Accumulator

B. Program Counter

C. MAR

D. Flag Register

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Correct Answer: Option D

Explanation:
Flags indicate results such as zero, carry, overflow.

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

Question #2

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The latency of L1 cache is typically:

A. Infinite

B. Same as RAM

C. Hundreds of cycles

D. Few clock cycles

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Correct Answer: Option D

Explanation:
Very low latency for fast access.

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

Question #3

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The rename registers in modern CPUs help avoid:

A. False dependencies (WAR, WAW)

B. True data dependencies

C. Control hazards

D. Structural hazards only

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Correct Answer: Option A

Explanation:
Register renaming for better ILP.

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

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