Question

Question 85 There are various similarities between the CPM and PERT methods. Which of the following is not one of those similarities? o a. Both require a detailed network of the project that clearly indicates each of the main activities and the precedence relationship among the activities. o b. Any project can be broken down into component activities that must be accomplished in a specific order. oc. Any project can be broken down into component activities that require different amounts of time. od. Both techniques use the same method to calculate the time element of the activities in the project.

Answer 1

Question 85:

Answer: d)

CPM uses Single time estimate i.e. there is no variance in estimating the time element whereas PERT uses Three time estimate. It may be Beta or Triangular time estimate which means it has characteristics of Variance, Std. Deviation and Mean expected time.

Question 78:

Answer: b)

The paths are:

A-B-E-F-I

A-B-E-G-I

A-B-E-H-I

A-C-E-F-I

A-C-E-G-I

A-C-E-H-I

A-D-E-F-I

A-D-E-G-I

A-D-E-H-I

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