Optimistic time, most likely time and pessimistic times for the activities of a

CuriousTab

Home Aptitude

Question
Optimistic time, most likely time and pessimistic times for the activities of a network in the given figure are written above their arrows. If the contractual obligation time for the project is 75, the latest occurrence time for the event 2, is
Options
A. 20
B. 25
C. 35
D. 15

Correct Answer

1. For the network shown in the given figure, the expected time for the activity
Options
A. 1-2 is 4
B. 2-3 is 7
C. 3-4 is 8
D. all the above.

2. Pick up the incorrect statement from the following:
Options
A. The difference between the earliest start time and latest finish time of any activity, is the maximum time available for the activity
B. The difference between the maximum time available for the job and actual time it consumes, is called total float
C. The difference between the latest start time and earliest start time of an activity, is called total float
D. The difference between the earliest finish time of an activity and the earliest start time of its successor activity, is called free float of the activity
E. None of these.

10. If t is the duration of an activity, t₁ is the latest finish possible moment of its preceding activity and t₂ is the earliest start possible moment, the independent float of the activity is
Options
A. (t₁ - t₂) - t
B. t - (t₁ - t₂)
C. (t₁ + t₂) - t
D. t + (t₁ - t₂)

Comments