CPU Scheduler

Illustrates CPU Scheduler?

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Selects from the processes in memory which are ready to execute, and allocates the CPU to one of them. CPU scheduling decisions may occur when a process:

1. Switches from running to waiting state.

2. Switches from running to ready state.

3. Switches from waiting to ready.

4. Terminates. Scheduling under 1 and 4 is non-preemptive.

All other scheduling is preemptive.

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