The minimum width of the fire escape stairs shall be? A. 1.00 mB. 1.25 m C. 1.5 m D. 2.0 m

PERT technique of network analysis is mainly useful for__________________? A. small projects B. large and complex projectsC. research and development projects D. deterministic activities

In PERT analysis, the time estimates of activities and probability of their occurrence follow_______________? A. normal distribution curve B. Poisson’s distribution curveC. Beta – distribution curve D. none of the above

Earliest finish of an activity is always_______________? A. greater than earliest event time of the following node B. less than earliest event time of the following nodeC. less than or equal to earliest event time of the following node D.…

In the network shown in Fig. (15 fig) the latest start time of an activity 4-5 is_________________? A. 2B. 4 C. 8 D. 7

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

Free float is mainly used to_________________? A. identify the activities which can be delayed without affecting the total float of preceding activityB. identify the activities, which can be delayed without affecting the total float of succeeding activity C. establish priorities…

Total float for any activity is defined as the difference between________________? A. its latest finish time and earliest start time for its successor activityB. its latest start time and earliest start time C. its latest start time and earliest finish…

Free float for any activity is defined as the difference between__________________? A. its earliest finish time and earliest start time for its successor activity B. its latest start time and earliest start time C. its latest finish time and earliest…

The independent float affects only_______________? A. preceding activities B. succeeding activitiesC. the particular activity involved D. none of the above