Which flag indicates arithmetic overflow? MCQ with Answer and Explanation

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Which flag indicates arithmetic overflow?

A. Overflow flag

B. Sign flag

C. Carry flag

D. Zero flag

Answer: Option A

Solution (By JKSSB Mock Tests)

It signals when a result exceeds representable range.

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

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Practice More CPU (Central Processing Unit) Questions

Question #1

The fetch stage involves:

A. Writing back results

B. Retrieving instruction using Program Counter

C. Executing math

D. Decoding only

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Correct Answer: Option B

Explanation:
PC is used to fetch from memory.

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

Question #2

Low precision computing in AI CPUs uses:

A. No precision

B. Only FP64

C. Integer only legacy

D. INT8 or FP16 for efficiency

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Correct Answer: Option D

Explanation:
Higher throughput.

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

Question #3

Which register is used to store the result of comparison operations?

A. Program Counter

B. MAR

C. Accumulator

D. Flag Register

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Correct Answer: Option D

Explanation:
Flags indicate results such as zero, carry, overflow.

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

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