What estimate would you give for the variance in above problem ? A. 81 B. 54 C. 36 D. 9

The time with which direct cost does not reduce with the increase in time is known as_________________? A. crash timeB. normal time C. optimistic time D. standard time

The direct cost of a project with respect to normal time is________________? A. minimum B. maximum C. zero D. infinite

Economic saving of time results by crashing_________________? A. cheapest critical activity B. cheapest non-critical activity C. costliest critical activity D. costliest non-critical activity

Slack time refers to_______________? A. an activityB. an event C. both event and activity D. none of the above

The constraints in case of resource smoothening operation would be_______________? A. resourcesB. project duration time C. both resources and project duration time D. none of the above

Crash project duration is obtained by summing the________________? A. normal durations for all the activities B. crash durations for all activities C. crash durations for all the activities along the critical path obtained by taking into account the normal duration…

Which of the following earth moving machines has the shortest cycle time? A. Drag line B. Hoe C. Clam shellD. Dipper shovel

For a given size of bucket, the ideal output of a dragline will be least in_______________? A. Moist loam B. Sand and gravel C. Good common earthD. Wet sticky clay

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. Both…