Freshers India

Engineering - Civil Enginnering

You Are Here :: Home > Civil Engineering > Construction Planning and Mgmt-General Questions

13.

Latest start of an activity is always

A.	greater than or equal to latest event time of preceding node	B.	less than or equal to latest event time of preceding node
C.	equal to latest event time of preceding node	D.	less than latest event time of preceding node

14.

In the network shown in Fig. the latest start time of an activity 4-5 is

A.	2	B.	4
C.	8	D.	7

15.

In the network shown in Fig. , the activity 6-8 can be started only when

A.	activity 4—6 is completed	B.	activity 3 - 5 is completed
C.	activity 2—3 is completed	D.	both activities 2—3 and 4—6 are completed

16.

If the optimistic time, most likely time and pessimistic time for activity A are 4, 6 and 8 respectively and for activity B are 5, 5.5 and 9 respectively, then

A.	expected time of activity A is greater than the expected time of activity B	B.	expected time of activity B is greater than the expected time of activity A
C.	expected time of both activities A and B are same	D.	none of the above

17.

If an activity has its optimistic, most likely and pessimistic times as 2, 3 and 7 respectively, then its expected time and variance are respectively

A.	3.5 and 5/6	B.	5 and 25/36
C.	3.5 and 25/36	D.	4 and 5/6

18.

Select the incorrect statement.

A.	Start float and finish float are always equal.	B.	Total float can be either start float or finish float.
C.	Start float and finish float need not be equal.	D.	Start float and finish float are the differences between activity times and not event times.

« prev

Catch Us on

Exercise