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SSC JE - Construction Planning and Management 1000+ MCQ [Solved] PDF Download

Thursday 9th of March 2023

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1. 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
2. If the gross vehicle weight of a truck is 30 tonne and rolling resistance is 30 kg/tonne, then the tractive effort required to keep the truck moving at a uniform speed is
A. 30 kg
B. 300 kg
C. 900 kg
D. 1000 kg
Answer : C
3. 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
4. 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
5. Which of the following earth moving machines has the shortest cycle time?
A. Drag line
B. Hoe
C. Clam shell
D. Dipper shovel
Answer : D
6. 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
A. (t1 - t2) - t
B. t - (t1 - t2)
C. (t1 + t2) - t
D. t + (t1 - t2)
Answer : A
7. If the total float and duration of an activity are 5 and 10 days respectively, the particular activity can be
A. Started 5 days later
B. Completed 5 days later
C. Performed at slower rate in 15 days
D. All the above
Answer : D
8. The first stage of a construction, is
A. Preparation of estimate
B. Survey of the site
C. Initiation of proposal
D. Preparation of tender
Answer : C
9. The time with which direct cost does not reduce with the increase in time is known as
A. Crash time
B. Normal time
C. Optimistic time
D. Standard time
Answer : B
10. 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
11. 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
12. 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
13. The probability of completion of any activity within its expected time is
A. 50 %
B. 84.1 %
C. 99.9 %
D. 100 %
Answer : A
14. 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
15. The main principle of an organisation, is
A. Unity of command
B. Effective control at all levels
C. Delegation of authority
D. All the above
Answer : D
16. Whenever an activity has zero total float, then
A. Free float of the activity must be zero but independent float need not be zero
B. Independent float must be zero but free float need not be zero
C. Free float and independent float both must be zero
D. Free float and independent float both need not be zero
Answer : C
17. PERT analysis is based on
A. Optimistic time
B. Pessimistic time
C. Most likely time
D. All the above
Answer : D
18. Pick up the incorrect statement from the following:
A. An activity of a project is denoted by an arrow on the net work
B. The tail of the arrow indicates the start of the activity
C. The head of the arrow indicates the end of the activity
D. The arrows are drawn to scale from left to right
Answer : D
19. 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
20. 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
21. Final technical authority of a project lies with
A. Assistant Engineer
B. Executive Engineer
C. Superintending Engineer
D. Chief Engineer
Answer : D
22. 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
23. For completion of a project, the critical path of the network represents
A. Minimum time
B. Maximum time
C. Maximum cost
D. Minimum cost
Answer : A
24. The basic action involved in sheep foot rolling is
A. Kneading
B. Pressing
C. Tamping
D. Vibration
Answer : A
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 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
27. 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
28. 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
29. Economic saving of time results by crashing
A. Cheapest critical activity
B. Cheapest noncritical activity
C. Costliest critical activity
D. Costliest noncritical activity
Answer : A
30. 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
31. Rolling resistance of a wheel depends upon (i) Vehicle load (ii) Grade (iii) Ground conditions Of these statements
A. Only (i) is correct
B. (i) and (ii) are correct
C. (i) and (iii) are correct
D. (ii) and (iii) are correct
Answer : C
32. Modular co-ordination of construction means proper
A. Planning
B. Designing
C. Execution
D. All the above
Answer : D
33. Construction team means
A. An engineer
B. An architect
C. An owner
D. All the above
Answer : D
34. 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
35. Which of the following is a weakness of bar chart?
A. Interdependencies of activities
B. Project progress
C. Uncertainties
D. All of the above
Answer : D
36. 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
37. If the output of a dragline for 90° angle of swing at optimum depth of cut is X, then the output for 120° angle of swing at 120 % of optimum depth of cut will be
A. Equal to X
B. More than X
C. Less than X
D. Any of the above
Answer : C
38. 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
39. 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
40. 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 original 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
Answer : D
41. The estimated time required to perform an activity, is known as
A. Event
B. Dummy
C. Duration
D. Float
Answer : C
42. 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
43. The main disadvantage of line organisation, is
A. Rigid structure
B. Extraordinary delay in communications
C. Top level executions over work
D. All the above
Answer : D
44. 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
A. 20 kg/tonne
B. 30 kg/tonne
C. 40 kg/tonne
D. 50 kg/tonne
Answer : C
45. If TL is the latest allowable event occurrence time, total activity slack(s), is equal to
A. LST-EST
B. LFT-EFT
C. TL-EFT
D. All the above
Answer : D
46. 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
47. 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
48. Grader is used mainly for
A. Trimming and finishing
B. Shaping and trimming
C. Finishing and shaping
D. Finishing, shaping and trimming
Answer : D
49. 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
50. Which one of the following represents an event?
A. Concrete cured
B. Fixing of door
C. Plastering of walls
D. Selecting sites
Answer : A

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