engineering computer science MCQ #202

A CPU has a 5-stage pipeline: IF, ID, EX, MEM, WB. If the EX stage takes 2 cycles, what is the total number of cycles to execute 10 instructions?

engineering computer science MCQ #202

  1. Question 1

    Q1. A CPU has a 5-stage pipeline: IF, ID, EX, MEM, WB. If the EX stage takes 2 cycles, what is the total number of cycles to execute 10 instructions?

    • A) 15
    • B) 17
    • C) 20
    • D) 14

    Answer: 14

    Explanation: For the first instruction, it takes 5 + 1 (for EX) = 6 cycles.