Which of the following is a weakness of bar chart ?

Which of the following is not a PERT event ?

A. site investigation started

B. sessional work completed

C. bus starts from Jaipur

D. class is being attended

The area under the Beta – distribution curve is divided into two equal parts by_______________?

A. most likely time

B. optimistic time

C. pessimistic time

D. expected time

Which of the following does not represent an activity?

A. site located

B. foundation is being dug

C. the office area is being cleaned

D. the invitations are being sent

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

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