Question

which of the following is an example of preemptive scheduling?

• A. First Come First Serve
• B. Shortest Job First .
• C. Round Robin scheduling
• D. None of these

Answer 1

Answer:

C. Round Robin scheduling

PREEMPTIVE SCHEDULING 

• In this, the resources (CPU Cycle) have been allocated to a process for a limited amount of time.
• A process can be interrupted when it is being executed.
• If a process that has a high priority arrives frequently in the 'ready' queue, the low priority processes may starve.
• Examples: Round Robin scheduling Shortest Remaining Time First scheduling