Question: 1. Write short note on CPM and PERT. 2. Consider the following project: Optimistic Immediate Predecessor (days) Activity A 1 B A 4 C A

1. Write short note on CPM and PERT. 2. Consider the following project: Optimistic Immediate Predecessor (days) Activity A 1 B A 4 C A 2 D B, C 1 2 E B 2 3 F A 1 2 G D 1 2 H G 1 2 I E, H, F. 1 1 Draw the Network diagram. Calculate expected time and variance for each activity. Find the critical path. Calculate the total project completion time. Find project variance. . . Most Probable (days) 1 6 4 Pessimistic (days) 2 8 6 3 4 3 3 3 1

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