Scheduling

Question

Schedule following processes using Preemptive priority algorithm and calculate the average TAT     A.T B.T Priority ( ) P1 5 5 12 P2 6 5 9 P3 2 4 7 P4 1 6 6 P5 4 2 4 P6 3 3 8

Your Answer:

14.833

Correct Answer: 13.83    Status: incorrect

Comments

The Que is not clear ,whether to use least value as high priority or higher value as high priority.

Assuming least value as high priority , like P5 has highest priority.

CT are 39,27,10,4,6,18.

TAT are 34,21,8,3,2,15

Avg TAT = 83 / 6 = 13.8333