Mastering Multi-Level Feedback Queue Operating Systems
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Questions and Answers

Which of the following assumptions about job characteristics were relaxed one at a time in the last class?

  • Each job runs for the same amount of time. (correct)
  • All jobs only use the CPU (i.e., they perform no I/O)
  • All jobs arrive at the same time.
  • Once started, each job runs to completion.

    • Which of the following scheduling policies were discussed in the lecture?

  • FIFO, LIFO, SRTF, RR
  • LIFO, SRTF, STCF, RR
  • FIFO, SJF, SRTF, RR
  • FIFO, SJF, STCF, RR (correct)

    • What are the two types of jobs supported by the Multi-Level Feedback Queue (MLFQ) scheduler?

  • Short jobs and long jobs
  • Foreground jobs and background jobs
  • CPU-bound jobs and I/O-bound jobs
  • Interactive jobs and batch jobs (correct)

    • What is the main goal of interactive jobs in the MLFQ scheduler?

    <p>Minimizing response time</p> Signup and view all the answers

    What is the main goal of batch jobs in the MLFQ scheduler?

    <p>Minimizing turnaround time</p> Signup and view all the answers

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