Multilevel Feedback Queue Scheduler Parameters
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Questions and Answers

What parameter defines the number of queues in a multilevel-feedback-queue scheduler?

  • Method used to determine when to upgrade a process
  • Number of queues (correct)
  • Scheduling algorithms for each queue
  • Method used to determine which queue a process will enter when that process needs service

    • How is aging implemented in a multilevel feedback queue?

  • Aging cannot be implemented in a multilevel feedback queue
  • By using the method to determine which queue a process will enter when that process needs service
  • By using the method to determine when to demote a process (correct)
  • By using the method to determine when to upgrade a process

    • What determines the entry of a process into a specific queue when it needs service in a multilevel-feedback-queue scheduler?

  • Scheduling algorithms for each queue
  • Number of queues
  • Method used to determine when to upgrade a process
  • Method used to determine which queue a process will enter when that process needs service (correct)

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