Construction Planning and Management
Economic saving of time results by crashing

Costliest critical activity
Cheapest critical activity
Cheapest noncritical activity
Costliest noncritical activity

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Construction Planning and Management
Consider the following statements for a power shovel: (i) Output can be increased by reducing the angle of swing for a given depth of cut. (ii) For a given angle of swing, output will be maximum at optimum depth of cut. (iii) Output can be increased by keeping the depth of cut less than optimum depth. (iv) Output can be increased by increasing the size of shovel.

(i) and (iv) are correct
(ii), (iii) and (iv) are correct
(i), (iii) and (iv) are correct
(i), (ii) and (iv) are correct

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Construction Planning and Management
Sinking fund is

A part of the money kept in reserve for providing additional structures and structural modifications
The total sum to be paid to the municipal authorities by the tenants
The fund for rebuilding a structure when its economic life is over
Raised to meet maintenance costs

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Construction Planning and Management
In time-cost optimization of a project, crashing is done.

On all the activities
On all the activities lying on the critical path
Only on activities lying on the original critical path and having flatter cost slopes
On original critical activities and those that become critical at any stage of crashing in the order of ascending cost slope

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