ISRO | ISRO CS 2016 | Question 47

For the real time operating system, which of the following is the most suitable scheduling scheme?
(A) Round robin
(B) Pre-emptive
(C) First come first serve
(D) Random scheduling


Answer: (B)

Explanation: Pre- emptive scheduling is the most suitable scheduling scheme for real time operating systems as it can always preempt other processes based on priority. In real time operating systems, we have different tasks to perform simultaneously and also there are a few tasks which need to be performed first at priority basis.
Option (B) is correct.

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