1. A dual role event

is any event other than the initial and final events is the beginning of one event and the end of another consumes no time is the head event as well as a tail event

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2. Outage loss plus overheads is equal to

total cost direct cost indirect cost penalty

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3. For a given size of bucket, ideal output of a dragline will be least in

Wet sticky clay Sand and gravel Moist loam Good common earth

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4. When events are numbered in a network n number of head event of activity is

always larger than the number of the tail event of the same activity always smaller than the number of the tail event of the same activity always equal to the number of the tail event of the same activity none of the above

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5. When all paths are arranged according to descending order of float, path which is next to critical path is known as

sub-critical path secondary critical path under-critical path semi-critical path

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6. Select incorrect statement.

Earliest start of an activity is the early event time of the node it leaves Latest finish of an activity is the late event time of the node it enters Latest start of an activity is its latest finish minus its duration none of the above

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7. Which one of following is not an excavating and moving type of equipment?

Scraper Bulldozer Dump truck Clam shell

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8. Which of following is an example of parallel activities?

casting of roof and construction of parapet wall digging of well and construction of septic tank construction of walls and casting of roof construction of walls and carpentry work of doors and windows

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9. An important principle in drawing a network is

the number of dummy activities in a network should not exceed 4 between two events there should not be more than two activities parallel activities should begin and end at the same time no activity can start until all the previous activities in the same chain are completed

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