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4.1. The following table represents data of a project you are working on: Activity Predecessor Most optimistic Most likely Most pessimistic Time in days A

4.1.The following table represents data of a project you are working on:

Activity Predecessor Most optimistic Most likely Most pessimistic


Time in days
A _ 4 8 24
B _ 3 10 11
C _ 6 12 24
D A;B 9 14 25
AND B;C 11 16 27
F D. E 13 15 35
G F 5 9 19
H G 7 15 23


Required:

4.1 Using the PERT formula, calculate the time (t) for each activity. (5)

4.2 Construct the network using the AON methodology. (10)

4.3 Identify the parts and indicate the critical path. (5)

4.4 Explain the advantages of using network diagrams rather than Gantt Charts. (5)

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1 Using the PERT formula the t time for each activity is given in below table 42 The Network diagram using AON Activity on Node format is given below ... blur-text-image

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