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Tom Schriber, a director of personnel at Management Resources, Inc., is in the process

of designing a program that its customers can use in the job-finding process. Some of the activities include preparing resumes, writing letters, making appointments to see prospective employers, researching companies, and industries, and so on. Necessary information on the activities is shown in the following table:


Activity, Optimistic, Pessimistic, Most Likely, Immediate Predecessors

A, 4, 6, 5, -

B, 2, 8, 5, -

C, 5, 9, 7, A

D, 4, 6, 5, A

E, 2, 6, 4, B

F, 3, 9, 6, B

G, 10, 12, 11, C,E

H, 7, 9, 8, D,F


Construct a network for this problem.

My question is how does the network end.. can there be two actions that point to finish?

If there are two actions that point to finish, how is the LS, LF determined.

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