In the time-cost optimisation, using CPM method for network analysis, the crashing of the activities along the critical path is done starting with the activity having________________?

Related Mcqs:

1. In time-cost optimization of a project, crashing is done____________?

   A. on all the activities
   B. on all the activities lying on the critical path
   C. only on activities lying on the orginal critical path and having flatter cost slopes
   D. on original critical activities and those that become critical at any stage of crashing in the order of ascending cost slope

2. In the critical path method of construction planning, Free Float can be_____________?

   Consider the following statements ?
   1. greater than Total Float.
   2. greater than Independent Float
   3. equal to Total Float.
   4. less than Independent Float. Of these statements

   A. 1 and 4 are correct
   B. 2 and 3 are correct
   C. 1 and 4 are correct
   D. 1 and 2 are correct

3. If the excavation of earth is done manually then it costs Rs. 10 per cum. A machine can excavate at a fixed cost of Rs. 4000 plus a variable cost of Rs. 2 per cum. The quantity of earth for which the cost of excavation by machine will be equal to the cost of manual excavation is_________________?

   A. 500 cum
   B. 1000 cum
   C. 1500 cum
   D. 2000 cum

4. In the network shown in Fig. (15 fig) the latest start time of an activity 4-5 is_________________?

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

5. PERT technique of network analysis is mainly useful for__________________?

   A. small projects
   B. large and complex projects
   C. research and development projects
   D. deterministic activities

6. The time by which a particular activity can be delayed without affecting the preceding and succeeding activities is known as_______________?

   A. total float
   B. free float
   C. interfering float
   D. independent float

7. 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

8. In PERT analysis, the time estimates of activities and probability of their occurrence follow_______________?

   A. normal distribution curve
   B. Poisson’s distribution curve
   C. Beta – distribution curve
   D. none of the above

9. The original cost of an equipment is Rs.10,000/-. Its salvage value at the end of its total useful life of five years is Rs. 1,000/-. Its book value at the end of two years of its useful life (as per straight line method of evaluation of depreciation) will be________________?

   A. Rs. 8,800/-
   B. Rs. 7,600/-
   C. Rs. 6,400/-
   D. Rs. 5,000/-

10. Critical path_____________?

    A. is always longest
    B. is always shortest
    C. may be longest
    D. may be shortest