1. Completion of an activity on CPM network diagram, is generally known
Correct : D. All the above
2. Assertion A: For a given depth of cut, the output of a power shovel can be increased by decreasing the angle of swing.
Reason R: If the angle of swing is decreased, the cycle time will be decreased. Select the correct answer.
Correct : A. Both A and R is true and R is the correct explanation of A
3. The salient feature of functional organisation is
Correct : D. All the above
4. A tractor shovel has a purchase price of Rs. 4.7 lacs and could save the organization an amount of rupees one lac per year on operating costs. The salvage value after the amortization period is 10% of the purchase price. The capital recovery period will be
Correct : B. 4.23 years
5. The first method invented for planning projects, was
Correct : A. Bar chart method
6. Which one of the following is not an excavating and moving type of equipment?
Correct : D. Dump truck
7. The main disadvantage of line organisation, is
Correct : D. All the above
8. Batching refers to
Correct : C. Controlling the quantity of each material into each batch
9. While scheduling a project by C.P.M.
Correct : D. All the above
10. Slack time refers to
Correct : B. An event
11. Final technical authority of a project lies with
Correct : D. Chief Engineer
12. Whenever an activity has zero total float, then
Correct : C. Free float and independent float both must be zero
13. Mile Stone charts were invented in the year of
Correct : D. 1940
14. Which of the following is not a PERT event?
Correct : D. Class is being attended
15. A construction schedule is prepared after collecting
Correct : D. All the above
16. A tractor whose weight is 20 tonnes has a drawbar pull of 2500 kg, when operated on a level road having a rolling resistance of 30 kg per tonne. If this tractor is operated on a level road having a rolling resistance of 40 kg per tonne, then the drawbar pull of the tractor will
Correct : A. Reduce by 200 kg
17. Pick up the correct statement from the following:
Correct : D. All the above
18. In India, are prefabricated components costlier than those of traditional cast-in-situ items that the
prefabricated components replace?
Correct : C. No, because of repetitive manufacture of a number of elements
19. Frequency distribution curves
Correct : D. All the above
20. The difference between the time avail-to do a job and the time required to do the job, is known as
Correct : B. Float
21. The grade resistance factor for an earth moving machine can be obtained by multiplying grade percentage by a factor approximately equal to
Correct : C. 9 kg/tonne
22. A dummy activity
Correct : D. All the above
23. The reduction in project time normally results in
Correct : B. Increasing the direct cost and decreasing the indirect cost
24. Frederick W. Taylor introduced a system of working known as
Correct : C. Functional organisation
25. The area under the Beta distribution curve is divided into two equal parts by
Correct : D. Expected time
26. CPM is
Correct : D. All the above
27. A four wheel truck or whose operating weight is 12000 kg is pulled along a road having a rising slope of 2% at a uniform speed. Assume grade resistance factor = 10 kg/tonne. The tension in the tow cable is 720 kg. The rolling resistance of the road will be
Correct : C. 40 kg/tonne
28. The Overall in-charge of an organisation at the site responsible for the execution of the works, is
Correct : B. Engineer
29. Consider the following features/factors:
1. Projects are of the non-repetitive type 2. Time required need not be known 3. Time required is known precisely 4. Events have been established for planning 5. Emphasis is given to activities ofproject PERT is preferred for planning becauseof
Correct : A. 1, 2 and 4
30. The first stage of a construction, is
Correct : C. Initiation of proposal
31. Crash project duration is obtained by summing the
Correct : D. Crash durations for all the activities along the critical path obtained by taking into account the crash duration for all the activities.
32. Pick up the correct statement from the following:
Correct : D. All the above
33. Sinking fund is
Correct : A. The fund for rebuilding a structure when its economic life is over
34. If a is the optimistic time, b is the pessimistic time and m is most likely time of an activity, the expected time of the activity, is
Correct : C. (a + 4m + b)/6
35. Consider the following statements for a power shovel:
(i) Output can be increased by reducing the angle of swing for a given depth ofcut. (ii) For a given angle of swing, output will be maximum at optimum depth of cut. (iii) Output can be increased by keeping the depth of cut less than optimumdepth, (iv) Output can be increased by increasing the size of shovel. Of these statements
Correct : B. (i), (ii) and (iv) are correct
36. If to, tp and tm are the optimistic, pessimistic and most likely time estimates of an activity
respectively, the expected time t of the activity will be
Correct : D. to + 4tm+ tp/6
37. The most suitable type of equipment for compaction of cohesive soils is
Correct : C. Sheep foot rollers
38. If the total float and duration of an activity are 5 and 10 days respectively, the particular activity can be
Correct : D. All the above
39. Rolling resistance of a wheel depends upon
(i) Vehicle load (ii) Grade (iii) Ground conditions Of these statements
Correct : C. (i) and (iii) are correct
40. A Milestone chart
Correct : D. None of these
41. Earliest finish of an activity is always
Correct : C. Less than or equal to earliest event time of the following node
42. Critical path lies along the activities having total float
Correct : C. Zero
43. If the scheduled completion time of a project is more than the earliest expected time for completion of the project, then the probability of completion of the project within the scheduled completion time will be
Correct : C. More than 50 %
44. The critical activity has
Correct : C. Zero float
45. For excavating utility trenches with precise control of depth, the excavation equipment used is
Correct : A. Hoe
46. PERT analysis is based on
Correct : D. All the above
47. The most popular type of organisation used for Civil Engineering Constructions, is
Correct : A. Line organisation
48. The probability of completion of any activity within its expected time is
Correct : A. 50 %
49. The performance of a specific task in CPM, is known
Correct : C. Activity
50. Pre-tender stage requires
Correct : D. All the above
51. An event is indicated on the network by a number enclosed in
Correct : D. All the above
52. Select the incorrect statement.
Correct : D. Critical activity is the one for which free float is zero.
53. 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
Correct : A. (t1 - t2) - t
54. Free float for any activity is defined as the difference between
Correct : A. Its earliest finish time and earliest start time for its successor activity
55. In CPM analysis,
Correct : D. All the above
56. The estimated time required to perform an activity, is known as
Correct : C. Duration
57. Critical Path Net Work helps an engineer
Correct : D. All the above
58. B. If he decides to invest in A, for every rupee invested, he is assured of doubling his money in ten years. If he decides to invest in B, he is assured of making his money 1.5 times in 5 years. If the contractor values his money at 10% interest rate, he
Correct : A. Should invest in neither of the two projects
59. Henry Gantt developed Bar charts for planning and scheduling of projects in
Correct : B. 1900
60. If TL is the latest allowable event occurrence time, total activity slack(s), is equal to
Correct : D. All the above
61. Modular co-ordination of construction means proper
Correct : D. All the above
62. Pick up the correct statement from the following:
Correct : D. All the above
63. The final selection of a construction site, is done by