Industrial Engineering and Production Management
Discrepancies of bar chart techniques are

Free time available for an activity can't be predicted
All of these
Consequential effects of lack in one activity on the finish date
Effective monitoring/controlling can't be done

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Industrial Engineering and Production Management
Which of the following are the guidelines for the construction of a network diagram?

Dangling must be avoided in a network diagram
Dummy activity consumes no time or resource
All of the these
Each activity is represented by one and only one arrow in the network

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