Which is essential for real-time systems in CPUs? MCQ with Answer and Explanation

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Which is essential for real-time systems in CPUs?

A. Large cache irrelevant

B. High power

C. Predictable low latency response

D. Maximum throughput only

Answer: Option C

Solution (By JKSSB Mock Tests)

Deterministic behavior important.

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

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Practice More CPU (Central Processing Unit) Questions

Question #1

The carry flag is set during:

A. Unsigned arithmetic overflow

B. Signed overflow

C. Negative numbers

D. Zero result

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Correct Answer: Option A

Explanation:
Important for multi-precision arithmetic.

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

Question #2

The reorder buffer enables:

A. No speculation

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

C. Reduced registers

D. In-order execution only

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Correct Answer: Option B

Explanation:
It maintains program order.

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

Question #3

The Control Unit can be implemented as:

A. Hardwired only

B. ALU based

C. Hardwired or microprogrammed

D. Software only

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Correct Answer: Option C

Explanation:
Both designs are used depending on flexibility needs.

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

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