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

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

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Industrial Engineering and Production Management
Critical Path Net Work helps an engineer

To be cautious for avoiding any delay in the critical activities to avoid delay of the whole project
To concentrate his attention on critical activities
All of these
To divert the resources from noncritical advanced activities to critical activities

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

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

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