Industrial Engineering and Production Management
Which of the following are the guidelines for the construction of 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
Dangling must be avoided in a network diagram

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Industrial Engineering and Production Management
Which of the following statement is correct about the network diagram?

The tail end of the arrow represents the start of an activity.
The events are represented graphically by circles or nodes at the beginning and the end of activity by arrows.
All of the these
The head of the arrow represents the end of an activity.

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