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Study Stuff for MCA Examinations - NIMCET
Study Stuff for MCA Examinations - NIMCET
Previous Year Question (PYQs)
Three CPU-intensive processes (10, 20, 30 units) arrive at 0,2,6 respectively. Using shortest remaining time first scheduling, how many context switches are needed (excluding t=0 and end)?
Solution
Solution: SRTF will preempt at arrivals (P1→P2 at t=2, P2→P3 at t=6). Thus 2 context switches occur.
Answer: (B) 2
Answer: (B) 2
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