The instruction cache primarily stores: MCQ with Answer and Explanation

Question

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The instruction cache primarily stores:

A. Addresses

B. Data operands

C. Results

D. Frequently used instructions

Answer: Option D

Solution (By JKSSB Mock Tests)

To speed up fetch stage.

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

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Question #1

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Which flag indicates arithmetic overflow?

A. Zero flag

B. Sign flag

C. Overflow flag

D. Carry flag

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Correct Answer: Option C

Explanation:
It signals when a result exceeds representable range.

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

Question #2

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ALU performs operations on data received from:

A. Secondary storage

B. Output devices

C. Registers

D. Keyboard

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Correct Answer: Option C

Explanation:
ALU works with data held in CPU registers.

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

Question #3

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Floating point operations are typically handled by:

A. Registers exclusively

B. CU only

C. ALU (in modern CPUs with FPU)

D. Memory

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Correct Answer: Option C

Explanation:
Floating Point Unit is integrated with ALU for real number ops.

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

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