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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Round Robin Scheduling falls under the category of____
A
Non Preemptive Scheduling
B
Preemptive scheduling
C
Both Above
D
None of the above
Explanation: 

Detailed explanation-1: -Round Robin is the preemptive process scheduling algorithm. Each process is provided a fix time to execute, it is called a quantum. Once a process is executed for a given time period, it is preempted and other process executes for a given time period.

Detailed explanation-2: -Round robin is a pre-emptive algorithm. The CPU is shifted to the next process after fixed interval time, which is called time quantum/time slice. The process that is preempted is added to the end of the queue.

Detailed explanation-3: -You are right, Round Robin is the preemptive approach to FCFS, and FCFS is the non-preemptive approach to Round Robin.

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