Construction Planning and Management
The first method invented for planning projects, was

Programme Evaluation and Review Technique (PERT)
Bar chart method
Critical path method (CPM)
Milestone chart

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Construction Planning and Management
Assertion A: For a given depth of cut, the output of a power shovel can be increased by decreasing the angle of swing.Reason R: If the angle of swing is decreased, the cycle time will be decreased.

A is true but R is false
Both A and R is true but R is not the correct explanation of A
A is false but R is true
Both A and R is true and R is the correct explanation of A

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Construction Planning and Management
At a work site, statistical quality control of concrete means

Reduction in costs for the removal of defects
Measurement of risks to eliminate failures
Applying the theory' of probability to sample testing or inspection
Reduction in wastage of inspection costs

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