The store buffer holds: MCQ with Answer and Explanation

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The store buffer holds:

A. Fetched instructions

B. Branch targets

C. Data waiting to be written to memory

D. Decoded uops

Answer: Option C

Solution (By JKSSB Mock Tests)

It allows execution to continue.

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

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Question #1

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The coherence directory is used in:

A. Large scale multi-core systems

B. Cache less designs

C. Single core

D. Mobile only

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Correct Answer: Option A

Explanation:
For directory-based coherence.

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

Question #2

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In Harvard architecture, there are:

A. Separate memories for instructions and data

B. No memory

C. Shared memory

D. Only registers

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Correct Answer: Option A

Explanation:
It allows simultaneous access to instructions and data.

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

Question #3

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A dual-core processor has:

A. Half the speed

B. Double the registers only

C. One ALU and two CUs

D. Two complete processing units

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Correct Answer: Option D

Explanation:
It integrates two independent processing cores on one chip.

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

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