The reservation station holds: MCQ with Answer and Explanation

The reservation station holds:

A. Committed instructions

B. Retired uops

C. Fetched raw

D. Instructions waiting for operands

Answer: Option D

In Tomasulo's algorithm style.

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

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Question #1 Report Error

The fill buffer in cache handles:

A. ALU fills

B. Branch buffer

C. Incoming cache line fills from memory

D. Instruction decode

Correct Answer: Option C

Explanation:
During misses.

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

Question #2 Report Error

Multi-threading in processors helps in:

A. Slower computation

B. Eliminating need for OS

C. Reducing memory usage

D. Better resource utilization during waits

Correct Answer: Option D

Explanation:
It allows handling multiple threads to keep CPU busy.

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

Question #3 Report Error

Speculative execution can lead to:

A. Reduced performance

B. No side effects

C. Security vulnerabilities like Spectre

D. Always secure processing

Correct Answer: Option C

Explanation:
It requires mitigations for information leaks.

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