The execution port in CPU dispatches to: MCQ with Answer and Explanation

The execution port in CPU dispatches to:

A. Fetch unit

B. Control signals

C. Memory only

D. Different functional units

Answer: Option D

For parallel execution.

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

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Question #1 Report Error

Turbo Boost in Intel CPUs allows:

A. Cache reduction

B. Automatic frequency increase under load

C. Frequency decrease

D. Core disabling

Correct Answer: Option B

Explanation:
Within power and thermal limits.

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

Question #2 Report Error

The reorder buffer enables:

A. No speculation

B. In-order execution only

C. In-order commit with out-of-order execution

D. Reduced registers

Correct Answer: Option C

Explanation:
It maintains program order.

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

Correct Answer: Option A

Explanation:
It ensures in-order completion where necessary.

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