The ALU can perform: MCQ with Answer and Explanation

Question

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The ALU can perform:

A. Only addition

B. No comparisons

C. Shift operations in some designs

D. Storage only

Answer: Option C

Solution (By JKSSB Mock Tests)

ALU typically supports arithmetic, logic, and bit manipulation including shifts.

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. Single core

B. Large scale multi-core systems

C. Mobile only

D. Cache less designs

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Correct Answer: Option B

Explanation:
For directory-based coherence.

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

Question #2

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The last level cache (LLC) is usually:

A. Non-existent

B. Per core private only

C. Shared among cores

D. External

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Correct Answer: Option C

Explanation:
L3 or higher levels shared.

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

Question #3

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The exception handling in CPU involves:

A. Cache flush only

B. ALU reset

C. Precise interrupts and state saving

D. Ignoring errors

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Correct Answer: Option C

Explanation:
For errors and interrupts.

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

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