Construction Planning and Management
A father notes that when his teenage daughter uses the telephone, she takes not less than 6 minutes for a call and som? times as much as an hour. Fifteen minutes call are more frequent than calls of any other duration. If these phone calls were an activity in PERT project, then phone calls expected duration will be

15 minutes
27 minutes
21 minutes
20.143 minutes

ANSWER DOWNLOAD EXAMIANS APP

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

ANSWER DOWNLOAD EXAMIANS APP

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

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Construction Planning and Management