Calculate the average waiting time. Process Burst Time P1 21 P2 3 P3 6 P4 2 The processes arrive in the order P1 → P4.
Calculate the average waiting time.
| Process | Burst Time |
| P1 | 21 |
| P2 | 3 |
| P3 | 6 |
| P4 | 2 |
The processes arrive in the order P1 → P4.
From the BCIC Assistant Programer (CSE) February 2025 – Written (BUET) exam, question 24 of 28.