civil engineering Mcqs
5351. Crash project duration is obtained by summing the________________?
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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 crash duration for all the activities

D. crash durations for all the activities along the critical path obtained by taking into account the normal duration for all the activities

5352. For a given size of bucket, the ideal output of a dragline will be least in_______________?
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A. Moist loam

B. Wet sticky clay

C. Good common earth

D. Sand and gravel

5353. Earliest finish of an activity is always_______________?
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A. greater than or equal to earliest event time of the following node

B. greater than earliest event time of the following node

C. less than earliest event time of the following node

D. less than or equal to earliest event time of the following node
5354. Select the correct statement?
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A. The tail of an arrow represents the finish of an activity

B. Activity arrows in a CPM network are drawn to scale

C. none of the above

D. Arrow bead represents the start of an activity

5355. Select the incorrect statement?
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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

5356. In the network shown in Fig. (15 fig) the latest start time of an activity 4-5 is_________________?
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A. 7

B. 4

C. 8

D. 2

5357. Which of the following earth moving machines has the shortest cycle time?
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A. Hoe

B. Clam shell

C. Drag line

D. Dipper shovel
5358. 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___________________?
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A. 5 and 25/36

B. 4 and 5/6

C. 3.5 and 25/36

D. 3.5 and 5/6

5359. The direct cost of a project with respect to normal time is________________?
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A. zero

B. maximum

C. infinite

D. minimum
5360. 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__________________?
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A. Rs. 11,56,250/-

B. Rs. 8,75,000/-

C. Rs. 8,43,750/-

D. Rs. 10,50,000/-

5361. Free float is mainly used to_________________?
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A. establish priorities

B. identify the activities which can be delayed without affecting the total float of either the preceding or succeeding activities

C. identify the activities, which can be delayed without affecting the total float of succeeding activity

D. identify the activities which can be delayed without affecting the total float of preceding activity

5362. Select the incorrect statement?
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A. A critical path always terminates at the last event

B. A critical path always begins at the very first event

C. Critical activities control the project duration

D. Critical activity is the one for which free float is zero
5363. Pick up the excavation where measurements are made in square metres for payment ?
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A. Ordinary cuttings up to 1 m

B. Surface dressing up to 15 cm depths

C. Surface excavation up to 30 cm depths

D. Both B. and C.
5364. The inspection pit or chamber is a manhole provided in a base drainage system________________?
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A. At every change of direction

B. All the above

C. At every change of gradient

D. At every 30 m intervals

5365. The excavation exceeding 1.5 m in width and 10 sq.m in plan area with a depth not exceeding 30 cm, is termed as_______________?
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A. Cutting

B. Excavation

C. Surface dressing

D. Surface excavation
5366. The area is measured correct to the nearest___________________?
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A. 0.01 sqm

B. 0.02 sqm

C. 0.03 sqm

D. 0.04 sqm

5367. The main factor to be considered while preparing a detailed estimate, is________________?
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A. Availability of materials

B. All the above

C. Quantity of the materials

D. Transportation of materials

5368. While preparing a detailed estimate__________________?
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A. All the above

B. Dimension should be measured correct to 0.01 m

C. Volume should be measured correct to 0.01 cum

D. Area should be measured correct to 0.01 sqm

5369. The reduced levels of points, 30 metres apart along the longitudinal section of a road portion between chainages 5 and 9 are shown in the given figure. If there is a uniform up-gradient of the road 120 in 1, the chainage of the point with no filling or cutting is__________________?
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A. None of these

B. (6 + 18) chains

C. (6 + 12) chains

D. (6 + 15) chains

5370. The measurement is not made in square metres in case of________________?
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A. R.C. Chhajja

B. D.P.C. (Damp proof course)

C. Concrete Jeffries

D. Form works

5371. As per Indian Standard Specifications, the peak discharge for domestic purposes per capita per minute, is taken________________?
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A. 1.20 litres for 15 users

B. 1.80 litres for 5 to 10 users

C. All the above

D. 1.35 for 20 users

5372. The expected out turn of cement concrete 1 : 2 : 4 per mason per day is_________________?
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A. 5.0 m3

B. 3.5 m3

C. 2.5 m3

D. 1.5 m 3

5373. In case of laying gullies, siphons, intercepting traps, the cost includes_______________?
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A. Setting and laying

B. Connection to drains

C. All of these

D. Bed concreting

5374. Brick walls are measured in sq. m if the thickness of the wall is_________________?
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A. 20 cm

B. 15 cm

C. None of these

D. 10 cm
5375. The total length of a cranked bar through a distance D. at 45 in case of a beam of effective length L, is_________________?
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A. L (0.42 d)

B. L + (2 0.42 d)

C. L + 0.42 d

D. L (2 0.4 d)

5376. According to ISI method of measurement, the order of the sequence is_________________?
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A. None of these

B. Height, length, breadth

C. Length, breadth, height

D. Breadth, length, height

5377. In long and short wall method of estimation, the length of long wall is the centre to centre distance between the walls and_________________?
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A. One fourth breadth of wall on each side

B. Breadth of the wall

C. Half breadth of wall on each side

D. None of these

5378. The concrete work for the following part of the building of specified thickness is measured in square metres_______________?
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A. All the above

B. Floors

C. Root slabs

D. Wall panels

5379. If the formation level of a highway has a uniform gradient for a particular length, and the ground is also having a longitudinal slope, the earthwork may be calculated by_______________?
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A. Prismoidal formula

B. All the above

C. Mid-section formula

D. Trapezoidal formula

5380. Pick up the correct statement regarding the centre line method of estimating a building?
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A. All the above

B. The centre line is worked out separately for different sections of walls of a building

C. The centre line length is reduced by half the layer of main wall joining the partition wall

D. Product of the centre line of the walls and area of cross-section of any item, gives total quantity of the item

5381. The most reliable estimate is_________________?
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A. Cube rate estimate

B. Preliminary estimate

C. Plinth area estimate

D. Detailed estimate
5382. The expected out turn of 2.5 cm cement concrete floor per mansion per day__________________?
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A. 10 sqm

B. 2.5 sqm

C. 7.5 sqm

D. 5.0 sqm

5383. The following item of earth work is not measured separately ?
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A. Steps in deep excavation

B. All the above

C. Setting out of works

D. Site clearance

5384. The rate of an item of work depends on_________________?
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A. All the above

B. Specifications of materials

C. Specifications of works

D. Proportion of mortar

5385. The centre line method is specially adopted for estimating_________________?
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A. Circular buildings

B. All the above

C. Hexagonal buildings

D. Octagonal buildings

5386. The measurement is made for stone work in square metre in case of________________?
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A. Building work

B. Columns, lintels, copings

C. A. and D. of the above

D. Wall facing

5387. While estimating the qualities for the construction of a building, the correct metric unit is________________?
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A. Cubic metre for area

B. Metre for length

C. Square metres for volume

D. Litre for capacity
5388. According to Indian Standards Institute, the actual size of modular bricks is_______________?
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A. 25 cm 13 cm 7.5 cm

B. 19 cm 9 cm 9 cmD. 20 cm 10 cm 10 cm

C. 23 cm 11.5 cm 7.5 cm

5389. A cement concrete road is 1000 m long, 8 m wide and 15 cm thick over the sub-base of 10 cm thick gravel. The box cutting in road crust is__________________?
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A. 1000 m 3

B. 500 m3

C. 1500 m3

D. 2000 m3

5390. While estimating a reinforced cement structure, the omitted cover of concrete is assumed_______________?
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A. In thin slabs, 12 mm minimum or diameter of the bar whichever is more

B. For reinforcing longitudinal bar in a beam 25 mm minimum or diameter of the largest bar which is more

C. At the end of reinforcing bar, not less than 25 mm or twice the diameter of the bar

D. All the above
5391. The area of the cross-section of a road fully in banking shown in the given figure, is________________?
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A. [sb + r (2bd + sd)]/(r s5)

B. [sb + r (2bd + sd)]/(r s)

C. [sb + r (2bd + sd)]/(r s)

D. None of these

5392. The expected out turn of 12 mm plastering with cement mortar is_______________?
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A. 6.0 sq m

B. 2.5 sq m

C. 4.0 sq m

D. 8.0 sq m
5393. Cost of fittings and their fixing is specified for the following sanitary fittings________________?
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A. All the above

B. Water closets

C. Flushing pipes

D. Lavatory basins

5394. The measurement is made in square metre in case of_________________?
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A. Hollow concrete block wall

B. R.C.C. structure

C. None of these

D. Cement concrete in foundation

5395. The plinth area of a building not includes_________________?
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A. Area of the walls at the floor level

B. Lift and wall including landing

C. Internal shaft for sanitary installations up to 2 sq m. in area

D. Area of cantilevered porch
5396. The rate of payment is made for 100 cu m (per % cu m) in case of__________________?
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A. Earth work in excavation

B. All the above

C. Excavation in trenches for foundation

D. Rock cutting

5397. Carpet area does not include the area of_________________?
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A. All the above

B. Bath room and lavatory

C. The walls along with doors and other openings

D. Kitchen and pantry

5398. The item of the brick structure measured in sq.m, is___________________?
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A. Brick edging

B. Reinforced brick work

C. Broken glass coping

D. Brick work in arches

5399. The assumption on which the trapezoidal formula for volumes is based, is________________?
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A. The mid-area of a pyramid is half the average area of the ends

B. The volume of the Prismoidal is over-estimated and hence a Prismoidal correction is applied

C. The end sections are parallel planes

D. All the above
5400. The unit of measurement is per quintal for the following?
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A. Collapsible gates with rails