Which of the following statements are true?

I. Shortest remaining time first scheduling may cause starvation

II. Preemptive scheduling may cause starvation

III. Round robin is better than FCFS in terms of response time
Option (A)
I only
Option (B)
I and III only
II and III only
I, II and III
Correct Option:
Question Solution:
Any preemptive scheduling strategy may cause starvation, SRTF is also preemptive SJF. In FCFS late arriving short Job have to wait for long time, but in RR, the time QUANTUM expiry will preempt the present job and give the response to the next job in Queue so All are TRUE