1000+ Construction Planning and Management MCQ for RRB NTPC [Solved]

1. Pick up the incorrect statement from the following:
A. The difference between the earliest start time and latest finish time of any activity, is the maximum time available for the activity
B. The difference between the maximum time available for the job and actual time it consumes, is called total float
C. The difference between the latest start time and earliest start time of an activity, is called total float
D. None of these
Answer : D

2. 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
Answer : C

3. 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

4. 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

5. The main advantage of line organisation is:
A. Effective command and control
B. Rigid discipline in the organisation
C. Defined responsibilities at all levels
D. All the above
Answer : D

6. PERT analysis is based on
A. Optimistic time
B. Pessimistic time
C. Most likely time
D. All the above
Answer : D

7. For a given activity, the optimistic time, pessimistic time and the most probable estimates are 5, 17 and 8 days respectively, The expected time is
A. 8 days
B. 9 days
C. 10 days
D. 15 days
Answer : B

8. Output of a bulldozer is
(i) Increased if drawbar HP of the tractor is increased for a given hauling distance
(ii) Decreased if drawbar HP of the tractor is increased for a given hauling distance
(iii) Increased if the hauling distance is increased for a given drawbar HP of the tractor
(iv) Decreased if the hauling distance is increased for a given drawbar HP of the tractor
Of these statement
A. (i) and (iii) are correct
B. (i) and (iv) are correct
C. (ii) and (iii) are correct
D. (ii) and (iv) are correct
Answer : B

9. 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

10. 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 of project PERT is preferred for planning because of
A. 1, 2 and 4
B. 3, 4 and 5
C. 1, 3 and 4
D. 1, 2 and 5
Answer : A

11. Critical Path Net Work helps an engineer
A. To concentrate his attention on critical activities
B. To divert the resources from non-critical advanced activities to critical activities
C. To be cautious for avoiding any delay in the critical activities to avoid delay of the whole project
D. All the above
Answer : D

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

13. 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

14. Select the correct statement.
A. Activity arrows in a CPM network are drawn to scale
B. The tail of an arrow represents the finish of an activity
C. Arrow bead represents the start of an activity
D. None of the above
Answer : D

15. 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

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

17. Completion of an activity on CPM network diagram, is generally known
A. Event
B. Node
C. Connector
D. All the above
Answer : D

18. An event is indicated on the network by a number enclosed in
A. A circle
B. A square
C. A triangle
D. All the above
Answer : D

19. A wheeled tractor hauling unit is working on firm earth. The total loaded weight distribution of this unit is: Drive wheels: 25000 kg Scraper wheels: 10000 kg If the coefficient of traction for wheeled tractor on firm earth is 0.5, the rimpull which this tractor can exert without slipping is
A. 10000 kg
B. 12500 kg
C. 22500 kg
D. 5000 kg
Answer : B

20. Mile Stone charts were invented in the year of
A. 1910
B. 1920
C. 1930
D. 1940
Answer : D

21. A machine costs Rs. 20000 and its useful life is 8 years. The money is borrowed at 8% interest per annum. The capital recovery factor at 8% interest per annum for 8 years is 0.174. The annual equipment cost of the machine will be
A. Rs. 1740
B. Rs. 3480
C. Rs. 5220
D. Rs. 6960
Answer : B

22. Updating may result in
A. Change of critical path
B. Decrease of project completion time
C. Increase of project completion time
D. All of the above
Answer : D

23. Pick up the incorrect statement from the following:
A. The activity is the time consuming part of a project
B. The beginning and end of a job, are called events
C. The activity which consumes maximum time, is called a node
D. Logically and sequentially connected activities and events form a network
Answer : C

24. Time and progress chart of a construction, is also known as
A. Bar chart
B. Gantt chart
C. Modified Mile stone chart
D. All the above
Answer : D

25. 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.
A. Both A and R is true and R is the correct explanation of A
B. Both A and R is true but R is not the correct explanation of A
C. A is true but R is false
D. A is false but R is true
Answer : A

26. 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

27. Preliminary project report for a road project must contain
A. The detailed estimated cost based on detailed design
B. The several alternatives of the project that have been considered
C. The soil survey, traffic survey, concept design and approximate cost
D. The contract documents for inviting tenders
Answer : C

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

29. In the given figure, the network of a project represents

A. Activity of an excavation of a footing
B. Activity of an excavation which starts at event No. 1 and ends at even No. 2
C. Activity of excavation which takes 8 units of time
D. None of these
Answer : C

30. The technique for establishing and maintaining priorities among the various jobs of a project, is known
A. Event flow scheduling technique
B. Critical ratio scheduling
C. Slotting technique for scheduling
D. Short interval scheduling
Answer : B

31. The basic action involved in sheep foot rolling is
A. Kneading
B. Pressing
C. Tamping
D. Vibration
Answer : A

32. Pick up the correct statement from the following with regards to C.P.M. network analysis of projects
A. The latest occurrence time of the node of which the activity arrow terminates minus the duration of the activity, is called latest start time
B. The latest occurrence time for the node at which the activity arrow terminates, is called latest finish time
C. Earliest occurrence time of the event from which the activity arrow' originates, is called earliest start time of the activity
D. All the above
Answer : D

33. 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
A. 3.7 years
B. 4.23 years
C. 5 years
D. 7.87 years
Answer : B

34. Final technical authority of a project lies with
A. Assistant Engineer
B. Executive Engineer
C. Superintending Engineer
D. Chief Engineer
Answer : D

35. Construction team means
A. An engineer
B. An architect
C. An owner
D. All the above
Answer : D

36. 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

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

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

39. The artificial activity which indicates that an activity following it, cannot be started unless the preceding activity is complete, is known as
A. Event
B. Free float
C. Dummy
D. Constraint
Answer : C

40. 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 start time for its successor activity
D. Its earliest finish time and latest start time for its successor activity
Answer : A

41. 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

42. The critical activity has
A. Maximum float
B. Minimum float
C. Zero float
D. None of these
Answer : C

43. An excavator costs Rs. 20,00,000 and has an estimated life of 8 years. It has no salvage value at the end of 8 years. The book value of the excavator at the end of 3 years using general double declining balance method is
A. Rs. 8,43,750
B. Rs. 8,75,000
C. Rs. 10,50,000
D. Rs. 11,56,250
Answer : A

44. The Overall in-charge of an organisation at the site responsible for the execution of the works, is
A. Executive Engineer
B. Engineer
C. Junior Engineer
D. Assistant Engineer
Answer : B

45. In India, are prefabricated components costlier than those of traditional cast-in-situ items that the prefabricated components replace?
A. Yes, because of heavier overheads and handling cost
B. Yes, because of the very high order of quality control for the factory made components
C. No, because of repetitive manufacture of a number of elements
D. No, because of savings in site labour
Answer : C

46. If the expected time of completion of a project is 60 weeks with a standard deviation of 5 weeks, the probability of completing the project in 50 weeks and 65 weeks respectively will be
A. 2.3% and 84.1%
B. 97.7% and 84.1%
C. 97.7 % and 15.9%
D. 15.9% and 97.7%
Answer : A

47. The part of a derrick crane include (i) Mast (ii) Boom (iii) Bull wheel (iv) Jack Of these statements
A. (i), (ii) and (iv) are correct
B. (ii), (iii) and (iv) are correct
C. (i), (iii) and (iv) are correct
D. (i), (ii) and (iii) are correct
Answer : D

48. 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

49. A machine is purchased for Rs. 10,000,00 and has an estimated life of 10 years. The salvage value at the end of 10 years is Rs. 1,50,000. The book value of the machine at the end of 5 years using general straight line method of evaluation of depreciation is
A. Rs. 4,75,000
B. Rs. 5,75,000
C. Rs. 6,50,000
D. Rs. 8,50,000
Answer : B

50. Pick up the incorrect statement from the following:
A. The various functions under each activity, are shown by one bar on Bar Charts
B. Bar chart establishes the interdependency of one event on another
C. Only approximate percentage of the completed work is reported
D. None of these
Answer : B