CPU Scheduling and Round Robin Policy
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CPU Scheduling and Round Robin Policy

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@PatientPsaltery

Questions and Answers

What is the primary purpose of isolating processes consuming CPU time?

To launch low-consumption processes in higher priority queues

What happens to a process that has spent a long time in a high-priority queue?

It is placed in a lower priority queue

What determines which queue a new process is placed in?

The scheduling algorithm of each queue

What happens to a process that does not complete its execution in Q0?

<p>It is placed back in Q1</p> Signup and view all the answers

What is the scheduling policy of Q2?

<p>FCFS</p> Signup and view all the answers

What is the primary reason for switching the context in a Round Robin scheduling policy?

<p>To allocate the CPU to another process</p> Signup and view all the answers

What is the purpose of having multiple queues?

<p>To allow for efficient process scheduling and allocation</p> Signup and view all the answers

What happens when the Quantum value is very large in a Round Robin policy?

<p>The policy becomes equivalent to FCFS</p> Signup and view all the answers

What is the effect of a small Quantum value in a Round Robin policy?

<p>The processes will have the impression of having the processor alone</p> Signup and view all the answers

What is the primary goal of Multiprogramming?

<p>To maximize the CPU utilization</p> Signup and view all the answers

What is the role of Long-term Scheduling?

<p>To select the number of processes to be loaded into memory</p> Signup and view all the answers

What is the effect of a large switching duration on the performance of a Round Robin policy?

<p>It increases the average response time</p> Signup and view all the answers

What is the primary objective of Multi-Level Queues policy?

<p>To subdivide ready processes into separate queues based on their class</p> Signup and view all the answers

Which of the following scheduling policies is best suited for batch processes?

<p>First-Come-First-Served (FCFS)</p> Signup and view all the answers

What is the main difference between Multi-Level Queues and Multi-Level Feedback Queues policies?

<p>The ability of a process to change queues based on its behavior</p> Signup and view all the answers

What is the purpose of long-term scheduling?

<p>To decide which process to load into memory</p> Signup and view all the answers

What is the advantage of multiprogramming?

<p>It increases the CPU utilization</p> Signup and view all the answers

What is the purpose of process allocation?

<p>To assign system resources to different processes</p> Signup and view all the answers

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