Industrial Engineering and Production Management
Work study is mainly aimed at

Determining the most efficient method of performing a job
Economizing the motions involved on the part of the worker while performing a job
Developing the standard method and standard time of a job
Establishing the minimum time of completion of a job

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Industrial Engineering and Production Management
Scheduling

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

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Industrial Engineering and Production Management
The important file in making a PERT is

All of the these
An event can't be accomplished until activities leading to it are completed
No activity from any event can be started from preceding event till it is completed
Length of arrow has nothing to do with time

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