Building Construction Technology Online Test – Paper 2

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Vikash chaudhary

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Total Questions: 30
Time Allotted: 30 minutes
Passing Score: 50%
Randomization: Yes
Certificate: No
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1 / 30

1. The function of cleats in a roof truss is:

a) Prevent purlin from tilting

b) None of the above

c) Support purlin

d) Support common rafter

2 / 30

2. Curing period is minimum for concrete using:

a) rapid hardening cement

b) low heat cement

c) ordinary Portland cement

d) slag cement

3 / 30

3. While designing an air-entrained concrete:

a) Water-cement ratio is reduced

b) Proportion of aggregates is reduced

c) An allowance for the entrained air is made

d) All of the above

4 / 30

4. A shallow foundation is a foundation that:

a) has a low bearing capacity

b) has a depth of embedment less than its width

c) is resting on the ground surface

d) causes less settlement

5 / 30

5. Water-cement ratio is:

a) volume of water to that of cement

b) weight of water to that of cement

c) volume of concrete to that of water

d) both (a) and (b) of the above

6 / 30

6. When a number of columns are constructed in a row, the type of foundation generally provided is:

a) raft foundation

b) pile foundation

c) grillage foundation

d) strip foundation

7 / 30

7. The maximum height of a masonry wall generally done in one day is:

a) 0.5 m

b) 1 m

c) 1.5 m

d) 2 m

8 / 30

8. Bar bending schedule is prepared in RCC structure for:

a) To calculate the quantity of reinforcement

b) Bar benders

c) Checking the bill

d) All of the above

9 / 30

9. The specific yield of soil depends upon:

a) Compaction of stratum

b) Distribution of pores

c) Shape and size of particles

d) All of the above

10 / 30

10. Curing of pavements, floors, roofs, and slabs are done by:

a) membrane method

b) ponding method

c) covering the surface with bags

d) sprinkling water method

11 / 30

11. The aggregate containing moisture in pores and having its surface dry is known as:

a) moist aggregates

b) very dry aggregates

c) dry aggregates

d) saturated surface dry aggregate

12 / 30

12. In one day, the height of stone masonry:

a) 0.8m

b) 1.2m

c) 2.5m

d) 3m

13 / 30

13. The addition of pozzolana to cement causes:

a) Increased curing time

b) Less heat of hydrogen

c) Reduced permeability

d) All of the above

14 / 30

14. Size of fine aggregates should not exceed:

a) 2.0 mm

b) 3.0 mm

c) 3.75 mm

d) 4.75 mm

15 / 30

15. Undisturbed samples are obtained by:

a) direct excavations

b) augers

c) thick wall samplers

d) thin wall samplers

16 / 30

16. To produce impermeable concrete:

a) Through mixing of concrete is required

b) Proper compaction of concrete is required

c) Proper curing of concrete is required

d) All of the above

17 / 30

17. Pick up the incorrect statement from the following:

a) Tricalcium silicate (c3s) hydrates rapidly

b) Tricalcium silicate (c3s) generates more heat of hydration

c) Tricalcium silicate (c3s) develops early strength

d) Tricalcium silicate (c3s) has more resistance to sulfate attack

18 / 30

18. The number of treads in a flight is equal to?

a) Risers in the flight

b) Risers plus one

c) Risers minus one

d) None of the above

19 / 30

19. The lightweight spongy concrete, used for roof slab and precast units in partitions for heat and sound insulation, prepared by mixing aluminum in the cement concrete is called:

a) Light weight concrete

b) Saw dust concrete

c) Cellular or aerated concrete

d) Prestressed cement concrete

20 / 30

20. Cement used for resisting acid is:

a) portland pozzolana cement

b) ordinary Portland cement

c) rapid-hardening Portland cement

d) high alumina cement

21 / 30

21. Separation of coarse aggregates from mortar during transportation is known as:

a) Bleeding

b) Creeping

c) Segregation

d) Flooding

22 / 30

22. Pick up the correct statement from the following:

a) Admixtures accelerate hydration

b) Admixtures make concrete water-proof

c) Admixtures make concrete acid-proof

d) All of the above

23 / 30

23. If the slump of the concrete mix is 60mm, its workability is:

a) low

b) medium

c) high

d) very high

24 / 30

24. The minimum percentage of the chemical ingredient of cement is that of:

a) Magnesium oxide

b) Iron oxide

c) Aluminum

d) Lime

25 / 30

25. Pile foundations are suitable for:

a) waterlogged soils

b) soft rocks

c) compact soils

d) multistoried buildings

26 / 30

26. The type of bond provided in brick masonry for carrying heavy loads is:

a) english bond

b) double Flemish bond

c) flemish bond

d) garden wall bond

27 / 30

27. The header bond is used in:

a) half brick wall

b) single brick wall

c) one and a half brick wall

d) arches

28 / 30

28. An aggregate is known as a cyclopean aggregate if the size is more than:

a) 4.75 mm

b) 30 mm

c) 60 mm

d) 75 mm

29 / 30

29. The allowable clay silt in sand for mortar is:

a) 4 to 6%

b) 6 to 8%

c) 8 to 10%

d) 10 to 14%

30 / 30

30. A bifurcated stair is normally used in:

a) Residential building

b) Office building

c) Modern public building

d) None of the above

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