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

The head of the arrow represents the end of an activity.
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

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Industrial Engineering and Production Management
The correct sequence of phases in value engineering is

Information phase, creative phase, investigation phase, evaluation phase
Investigation phase, information phase, creative phase, evaluation phase
Creative phase, investigation phase, evaluation phase, information phase
Creative phase, information phase, investigation phase, evaluation phase

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