Construction Planning and Management
Crash project duration is obtained by summing the

Crash durations for all the activities along the critical path obtained by taking into account the normal duration for all the activities
Normal durations for all the activities
Crash durations for all activities
Crash durations for all the activities along the critical path obtained by taking into account the crash duration for all the activities

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Construction Planning and Management
Latest start of an activity is always

less than or equal to latest event time of preceding node
equal to latest event time of preceding node
less than latest event time of preceding node
greater than or equal to latest event time of preceding node

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Construction Planning and Management
The reduction in project time normally results in

Increasing the direct cost and indirect cost both
Decreasing the direct cost and indirect cost both
Decreasing the direct cost and increasing indirect cost
Increasing the direct cost and decreasing the indirect cost

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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.

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

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