CPU Scheduling Algorithms
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Questions and Answers

Which of the following scheduling algorithms is non-preemptive?

  • Priority Based Scheduling
  • Shortest Job Next (SJN)
  • First Come First Serve (FCFS) (correct)
  • Shortest Remaining Time

    • Which scheduling algorithm calculates the average wait time as (0 + 10 + 12 + 2)/4 = 6?

  • Shortest Job Next (SJN)
  • First Come First Serve (FCFS)
  • Shortest Remaining Time
  • Priority Based Scheduling (correct)

    • Which scheduling algorithm uses multiple-level queues to group and schedule jobs with common characteristics?

  • Priority Based Scheduling
  • Shortest Job Next (SJN)
  • Multiple-Level Queues Scheduling (correct)
  • First Come First Serve (FCFS)

    • Which scheduling algorithm is based on the fact that the process with the largest burst time is processed first?

    <p>Longest Job First</p> Signup and view all the answers

    Which CPU scheduling algorithm is non-preemptive in nature?

    <p>Longest Job First</p> Signup and view all the answers

    Which CPU scheduling algorithm works based on the priority of a process?

    <p>Priority Scheduling</p> Signup and view all the answers

    Which CPU scheduling algorithm assigns a fixed time slot to each process?

    <p>Round Robin</p> Signup and view all the answers

    Which CPU scheduling algorithm allows a process to move between different queues?

    <p>Multilevel Feedback Queue Scheduling</p> Signup and view all the answers

    Which CPU scheduling algorithm offers starvation-free execution of processes?

    <p>Round-Robin Scheduling</p> Signup and view all the answers

    Which CPU scheduling algorithm is the oldest and simplest?

    <p>Round-Robin Scheduling</p> Signup and view all the answers

    What is the formula for calculating the worst case latency in CPU scheduling?

    <pre><code>ext{Worst Case Latency} = ext{Maximum Time Taken for Execution of All Tasks} </code></pre> Signup and view all the answers

    Which one of the following is NOT a type of CPU scheduling algorithm?

    <p>Last In First Out</p> Signup and view all the answers

    Which type of CPU scheduling algorithm selects the waiting process with the smallest execution time to execute next?

    <p>Shortest Job First</p> Signup and view all the answers

    What is the main function of CPU scheduling?

    <p>To improve resource utilization</p> Signup and view all the answers

    Why do we need to schedule processes in a multiprogramming system?

    <p>To allow multiple processes to be loaded into memory at a time</p> Signup and view all the answers

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