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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Industrial Engineering and Production Management
Dispatching

Is concerned with the starting of processes
Determines the programme for the operations
Regulates the progress of job through various processes
Prescribes the sequence of operations to be followed

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Industrial Engineering and Production Management
Micro motion study is

Motion study observed on enhanced time intervals
Analysis of a man-work method by using a motion picture camera with a timing device in the field of view
Study of man and machine conducted simultaneously
Motion study of a sequence of operations conducted systematically

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Industrial Engineering and Production Management
Slack represents the difference between the

Latest allowable time and the normal expected time
Proposed allowable time and the earliest expected time
Normal allowable time and the latest expected time
Latest allowable time and the earliest expected time

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