Computer Science · Operating Systems
Consider three processes P1, P2, and P3 with arrival times and required time units given below: P1: Arrival Time = 0, Time Required = 5 P2: Arrival Time = 1, Time Required = 7 P3: Arrival Time = 3, Time Required = 4 What is the completion order of these three processes under First-Come, First-Served (FCFS) and Round Robin with a time quantum of 2 (RR2)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1FCFS: P1, P3, P2; RR2: P1, P2, P3
- 2FCFS: P1, P2, P3; RR2: P3, P1, P2
- 3FCFS: P1, P3, P2; RR2: P1, P3, P2
- 4FCFS: P1, P2, P3; RR2: P1, P2, P3✓
Correct answer
FCFS: P1, P2, P3; RR2: P1, P2, P3
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