The most popular type of organization used for Civil Engineering Constructions, is
A. Line organization
B. Line and staff organization
C. Functional organization
D. Effective organization
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CPM is
A. Synthesising in concepts
B. Is built of activities oriented programme
C. Is based on time estimate
D. All the above
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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
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Critical path
A. Is always longest
B. Is always shortest
C. May be longest
D. May be shortest
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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
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Latest start of an activity is always
A. greater than or equal to latest event time of preceding node
B. less than or equal to latest event time of preceding node
C. equal to latest event time of preceding node
D. less than latest event time of preceding node
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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
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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
A. Longest duration
B. Highest cost slope
C. Least cost slope
D. Shortest duration
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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
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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.
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
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For which of the following materials, the output of power shovels for a fixed shovel size will be maximum
A. Moist loam
B. Good common earth
C. Well blasted rock
D. Wet sticky clay
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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
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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
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Mile Stone charts were invented in the year of
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Which one of the following represents an activity?
A. Excavation for foundation
B. Curing of concrete
C. Setting of question paper
D. All the above
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The part of a derrick crane include (i) Mast (ii) Boom (iii) Bull wheel (iv) Jack which of these statements are correct?
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
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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
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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
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Power stations are generally treated as
A. Light construction
B. Heavy construction
C. Industrial construction
D. Electrical construction
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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
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