Construction Planning and Management 1000+ MCQ with answer for UPSC CDS

1. 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
A. Reduce by 200 kg
B. Increase by 200 kg
C. Increase by 250 kg
D. Reduce by 250 kg
Answer : A

2. The most suitable type of equipment for compaction of cohesive soils is
A. Smooth-wheeled rollers
B. Vibratory rollers
C. Sheep foot rollers
D. Tampers
Answer : C

3. The maximum rimpull in the first gear of a tractor while towing a load is 6300 kg. The tractor weighs 12.5 tonnes and is operating along a 2 percent upgrade and the rolling resistance is 45 kg/tonne. Pull available for towing the load is
A. 3425 kg
B. 5515 kg
C. 4350 kg
D. 2975 kg
Answer : B

4. Various activities of a project, are shown on bar charts by
A. Vertical lines
B. Horizontal lines
C. Dots
D. Crosses
Answer : B

5. The rated loads of lifting cranes, as percentage of tipping load at specified radius, for crawler-mounted and pneumatic tyre-mounted machines would be respectively
A. 80 and 90
B. 90 and 80
C. 85 and 75
D. 75 and 83
Answer : D

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
Answer : D

7. A contractor has two options;
(I): Invest his money in project A or
(II): Invest his money in project 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
A. Should invest in neither of the two projects
B. Could invest in either of the two projects
C. Should invest in project A
D. Should invest in project B
Answer : A

8. 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
Answer : A

9. An earth moving equipment costs Rs. 5,00,000 and has an estimated life of 10 years and a salvage value of Rs. 50,000. What uniform annual amount must be set aside at the end of each of the 10 years for replacement if the interest rate is 8% per annum and if the sinking fund factor at 8% per annum interest rate for 10 years is 0.069?
A. Rs. 31050
B. Rs. 34500
C. Rs. 37950
D. Rs. 50000
Answer : A

10. Pick up the correct statement from the following:
A. The duration between the earliest start time of the preceding event and latest finish time of the succeeding event, is called 'float'
B. The duration of time by which an activity can be delayed without affecting the succeeding activity, is called free float
C. The difference between total float and free float, is called interfering float
D. All the above
Answer : D

11. 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 node
C. Less than or equal to earliest event time of the following node
D. Greater than or equal to earliest event time of the following node
Answer : C

12. Interfering float is the difference between
A. Total float and free float
B. Total float and independent float
C. Free float and independent float
D. None of the above
Answer : A

13. The three time estimates for the activities of the network shown in the given figure are shown above their arrows. The earliest expected time for the event 4, is

A. 19
B. 14
C. 24
D. None of these
Answer : A

14. Residential buildings are treated as
A. Light construction
B. Heavy construction
C. Industrial construction
D. Private construction
Answer : A

15. The grade resistance factor for an earth moving machine can be obtained by multiplying grade percentage by a factor approximately equal to
A. 2 kg/tonne
B. 6 kg/tonne
C. 9 kg/tonne
D. 20 kg/tonne
Answer : C

16. Which of the following surfaces will give highest rolling resistance for a rubber tyred vehicle?
A. Concrete
B. Loose sand
C. Asphalt
D. Firm earth
Answer : B

17. Pick up the correct statement from the following:
A. The difference of latest occurrence time and earliest expected time, is called slack
B. The activities connecting the events having zero slack, lie on the critical path
C. The critical path consumes the maximum time
D. All the above
Answer : D

18. 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
Answer : A

19. Frequency distribution curves
A. Having a single lump, are called uninodal curves
B. If symmetrical, are called normal curves
C. If not symmetrical, are called skew curves
D. All the above
Answer : D

20. Crash project duration is obtained by summing the
A. Normal durations for all the activities
B. Crash durations for all activities
C. Crash durations for all the activities along the critical path obtained by taking into account the normal duration for all the activities
D. Crash durations for all the activities along the critical path obtained by taking into account the crash duration for all the activities
Answer : D

21. Grader is used mainly for
A. Trimming and finishing
B. Shaping and trimming
C. Finishing and shaping
D. Finishing, shaping and trimming
Answer : D

22. Consider the following activities in a building construction:
1. Concreting of roof slabs
2. Brick-jelly lime concrete terracing
3. Erection of form work for slab
4. Construction of parapet wall in terrace
The correct sequence of these activities is
A. 1, 3, 2, 4
B. 3, 1, 4, 2
C. 3, 1, 2, 4
D. 1, 3, 4, 2
Answer : C

23. Which of the following excavators is most suitable for digging under water?
A. Drag line
B. Hoe
C. Clam shell
D. Dipper shovel
Answer : A

24. The salient feature of functional organisation is
A. Strict adherence to specifications
B. Separation of planning and design part
C. Each individual maintains functional efficiency
D. All the above
Answer : D

25. Pick up the correct statement from the following:
A. CPM analysis is activity oriented
B. PERT analysis is event oriented
C. In CPM, the time is related to cost
D. All the above
Answer : D

26. Pick up the correct statement from the following:
A. The float may be positive, zero or negative
B. If the float is positive and the activity is delayed by a period equal to its total float, the completion of project is not delayed
C. If the float of an activity is negative, delay in its performance is bound to delay the completion of project
D. All the above
Answer : D

27. Pre-tender stage requires
A. Acquisition of land
B. Selection of site
C. Fmalisation of alignment of work
D. All the above
Answer : D

28. A CPM family includes
A. CPA (Critical Path Analysis)
B. CPP (Critical Path Plotted)
C. MCE (Minimum Cost Expenditure)
D. All the above
Answer : D

29. Free float is mainly used to
A. Identify the activities which can be delayed without affecting the total float of preceding activity
B. Identify the activities, which can be delayed without affecting the total float of succeeding activity
C. Establish priorities
D. Identify the activities which can be delayed without affecting the total float of either the preceding or succeeding activities
Answer : B

30. The time by which activity completion time can be delayed without affecting the start of succeeding activities, is known as
A. Duration
B. Total float
C. Free float
D. Interfering float
Answer : C

31. If D is the duration, ES and EF are the earliest start and finish, LS and LF are latest start and latest finish time, then the following relation holds good
A. EF = ES + D
B. LS = LF - D
C. LF = LS + D
D. All the above
Answer : D

32. Modular co-ordination of construction means proper
A. Planning
B. Designing
C. Execution
D. All the above
Answer : D

33. Total float for any activity is defined as the difference between
A. Its latest finish time and earliest start time for its successor activity
B. Its latest start time and earliest start time
C. Its latest start time and earliest finish time
D. Its earliest finish time and earliest start time for its successor activity
Answer : B

34. 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.
Answer : C

35. For the execution of a project, a contractor is
A. A person
B. A firm
C. An agency
D. All the above
Answer : D

36. 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
A. (a + m + b)/6
B. (a + 2m + b)/6
C. (a + 4m + b)/6
D. (a + 5m + b)/6
Answer : C

37. If the expected time for completion of a project is 10 days with a standard deviation of 2 days, the expected time of completion of the project with 99.9% probability is
A. 4 days
B. 6 days
C. 10 days
D. 16 days
Answer : D

38. If t_o, t_p and t_m are the optimistic, pessimistic and most likely time estimates of an activity respectively, the expected time t of the activity will be
A. t_o + 3t_m+ t_p/3
B. t_o + 4t_m+ t_p/4
C. t_o + 4t_m+ t_p/5
D. t_o + 4t_m+ t_p/6
Answer : D

39. The difference between the time avail-to do a job and the time required to do the job, is known as
A. Event
B. Float
C. Duration
D. Constraint
Answer : B

40. 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
Answer : C

41. 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
Answer : D

42. The first method invented for planning projects, was
A. Bar chart method
B. Milestone chart
C. Critical path method (CPM)
D. Programme Evaluation and Review Technique (PERT)
Answer : A

43. Sinking fund is
A. The fund for rebuilding a structure when its economic life is over
B. Raised to meet maintenance costs
C. The total sum to be paid to the municipal authorities by the tenants
D. A part of the money kept in reserve for providing additional structures and structural modifications
Answer : A

44. The object of technical planning, is
A. Preparation of specifications
B. Preparation of estimates
C. Initiating the procurement action of resources
D. All the above
Answer : D

45. Mobilization advance up to 10% of the cost of work is given to a contractor
A. On commencement of work at site for payment of loan taken by him
B. For the purchase of construction materials
C. For the payment of advances to labour and other staff
D. For all activities required to start the work at site on finalization of the contract document
Answer : D

46. Bar charts are suitable for
A. Minor works
B. Major works
C. Large projects
D. All the Above
Answer : A

47. Consider the following statements for a power shovel: (i) Output can be increased by reducing the angle of swing for a given depth of cut. (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 optimum depth, (iv) Output can be increased by increasing the size of shovel. Of these statements
A. (ii), (iii) and (iv) are correct
B. (i), (ii) and (iv) are correct
C. (i), (iii) and (iv) are correct
D. (i) and (iv) are correct
Answer : B

48. The independent float affects only
A. Preceding activities
B. Succeeding activities
C. The particular activity involved
D. None of the above
Answer : C

49. For excavating utility trenches with precise control of depth, the excavation equipment used is
A. Hoe
B. Shovel
C. Dragline
D. None of the above
Answer : A

50. Henry Gantt developed Bar charts for planning and scheduling of projects in
A. 1880
B. 1900
C. 1920
D. 1940
Answer : B