Railway projects are treated as light construction heavy construction industrial

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2. 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

3. 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.

4. 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.

5. The final selection of a construction site, is done by
Options
A. departmental representative or user
B. local civil authority representative
C. representative of engineer authority
D. representative of administration
E. all the above.

8. 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)

9. While scheduling a project by C.P.M.
Options
A. a project is divided into various activities
B. required time for each activity is established
C. sequence of various activities is made according to their importance
D. net work is drawn by connecting the activities and the events
E. All the above.

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