engineering computer science MCQ #266

A CPU has a clock speed of 2.5 GHz. How many instructions can it execute in 1 second if CPI is 2?

engineering computer science MCQ #266

  1. Question 1

    Q1. A CPU has a clock speed of 2.5 GHz. How many instructions can it execute in 1 second if CPI is 2?

    • A) 1.25 * 10^9
    • B) 2.5 * 10^9
    • C) 5 * 10^9
    • D) 1.25 * 10^10

    Answer: 1.25 * 10^9

    Explanation: Instructions per second = Clock speed / CPI = 2.5 * 10^9 / 2 = 1.25 * 10^9.