Speculative execution can lead to: MCQ with Answer and Explanation

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Speculative execution can lead to:

A. Always secure processing

B. No side effects

C. Security vulnerabilities like Spectre

D. Reduced performance

Answer: Option C

Solution (By JKSSB Mock Tests)

It requires mitigations for information leaks.

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

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Practice More CPU (Central Processing Unit) Questions

Question #1

The ring interconnect is used in:

A. Intel CPUs for core communication

B. Memory access only

C. Power delivery

D. External I/O

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Correct Answer: Option A

Explanation:
Provides high bandwidth between cores.

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

Question #2

Which is a key metric for laptop CPUs?

A. Performance per watt and thermal envelope

B. Core count irrelevant

C. Maximum TDP only

D. Size of packaging

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Correct Answer: Option A

Explanation:
Balances performance and battery life.

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

Question #3

The reorder buffer enables:

A. No speculation

B. Reduced registers

C. In-order execution only

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

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Correct Answer: Option D

Explanation:
It maintains program order.

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

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