Which stage follows execution in classic pipeline? MCQ with Answer and Explanation

Which stage follows execution in classic pipeline?

A. Memory access and write-back

B. Issue

C. Fetch

D. Decode

Answer: Option A

Completes data operations.

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

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Question #1 Report Error

The Program Status Word (PSW) contains:

A. Instruction address only

B. Memory map

C. Data operands

D. Condition codes and status information

Correct Answer: Option D

Explanation:
It holds processor state.

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

Question #2 Report Error

The Memory Address Register (MAR) holds:

A. The address of memory location

B. The data to be written

C. Control signals

D. The result of ALU

Correct Answer: Option A

Explanation:
MAR contains the address for memory read or write operations.

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

Question #3 Report Error

A scoreboard is used for:

A. Cache management

B. Static scheduling

C. Dynamic instruction scheduling

D. Interrupt priority

Correct Answer: Option C

Explanation:
Tracks dependencies in older designs.

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