Which of the following enhances CPU performance without changing architecture? MCQ with Answer and Explanation

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Which of the following enhances CPU performance without changing architecture?

A. Removing ALU

B. Decreasing registers

C. Increasing cache size

D. Lowering voltage

Answer: Option C

Solution (By JKExamLibrary)

Larger cache reduces memory access latency.

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

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Practice More CPU (Central Processing Unit) Questions

Question #1 Report Error

Zen 5 is an example of:

A. Intel design

B. GPU architecture

C. AMD CPU microarchitecture

D. ARM core

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Correct Answer: Option C

Explanation:
It powers recent Ryzen processors.

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

Question #2 Report Error

Which cache level is usually smallest and fastest?

A. L4 Cache

B. L1 Cache

C. L3 Cache

D. L2 Cache

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Correct Answer: Option B

Explanation:
Split into instruction and data caches per core.

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

Question #3 Report Error

The retire stage in pipeline:

A. Commits results of executed instructions

B. Executes only

C. Decodes

D. Fetches

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Correct Answer: Option A

Explanation:
It ensures in-order completion where necessary.

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

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