Building Construction 1000+ MCQ with answer for CAT

1. The differential settlement in case of foundations on sandy soils should not exceed
A. 25 mm
B. 40 mm
C. 65 mm
D. 100 mm
Answer : A

2. Exposed portions of vertical surface at right angles to the door or window frame, are known as
A. Jambs
B. Lintels
C. Reveals
D. Soffits
Answer : C

3. The window which is provided in flat roof of a room, is known
A. Dormer window
B. Lantern window
C. Louvered window
D. Sky window
Answer : B

4. Stability of an existing structure may be disturbed by
A. Rising of water table
B. Vibrations caused by traffic movements
C. Mining in the neighbourhood
D. All the above
Answer : D

5. Pick up the correct statement from the following:
A. The sand in the sand pile is well compacted
B. The sand is kept moist at the time of placing and tamping
C. Sand piles are generally used under column loads
D. All of the above
Answer : D

6. Rotary drilling is the fastest method in case of
A. Rocky soils
B. Clay soils
C. Sandy soil
D. All of these
Answer : D

7. The minimum depth of foundation in clayey soils is
A. 0.5 m
B. 0.7 m
C. 0.9 m
D. 1.2 m
Answer : C

8. A temporary rigid structure having platforms to enable masons to work at different stages of a building, is known as
A. Scaffolding
B. Dead shore
C. Raking shore
D. Under pinning
Answer : A

9. The maximum number of steps in a flight should generally be restricted to
A. 10
B. 12
C. 15
D. No limit
Answer : B

10. Crown is located at
A. Highest point on the extrados of the arch
B. Highest point on the intrados of the arch
C. Skew-back of the arch
D. None of these
Answer : A

11. Which of the following metal sheets is most effective in preventing dampness?
A. Copper sheets
B. Lead sheets
C. Aluminium sheets
D. All the above
Answer : D

12. In clay soil
A. Swelling and shrinkage characteristics prevail
B. Consolidation continues even after several years of construction
C. Differential settlement is generally prevalent
D. All the above
Answer : D

13. Dutch bond is a modification of
A. English bond
B. Stretcher bond
C. Header bond
D. Single Flemish bond
Answer : A

14. In case of foundations on sandy soil, maximum permissible differential settlement, is usually limited to
A. 15 mm
B. 25 mm
C. 35 mm
D. 45 mm
Answer : B

15. The arrangement made to support an unsafe structure temporarily, is known as
A. Shoring
B. Scaffolding
C. Underpinning
D. Jacking
Answer : A

16. Pick up the incorrect statement from the following:
A. Cement is added to lime mortar to increase its hydraulic properties only
B. Lime surkhi mortar is used for pointing the walls
C. Lime should be slaked before preparing lime mortar
D. High early strength concrete is generally used in cold weather
Answer : A

17. The number of steps in a flight generally should not be less than
A. 2
B. 3
C. 5
D. No limit
Answer : B

18. The opening provided in sloping roof with its top parallel to the roof surface, is called
A. Dormer window
B. Sky light window
C. Lantern window
D. Louvered window
Answer : B

19. Pick up the correct statement from the following:
A. D.P.C. should be continuous
B. D.P.C. should be of good impervious material
C. D.P.C. may be horizontal or vertical
D. All the above
Answer : D

20. The X-ray rooms are plastered with
A. Plaster of Paris
B. Barium plaster
C. Martin's cement
D. Keen's cement
Answer : B

21. Pick up the correct statement from the following:
A. Lime mortar with cement in the ratio of in 10 is cheaper and better for outside plaster
B. For very cold or very hot climate, a compact and closed plan should be provided
C. On the sea coast, an exposed and open house is generally preferred
D. All the above
Answer : D

22. The vertical distance between the springing line and highest point of the inner curve of an arch is known as
A. Intrados
B. Rise
C. Spandril
D. Extrados
Answer : B

23. The disease of dry rot in timber is caused by
A. Lack of ventilation
B. Alternate wet and dry conditions
C. Complete submergence in water
D. None of the above
Answer : A

24. Rotary drilling
A. Is not suitable for deposits containing very coarse gravel
B. Hinders the ground water observations and permeability test
C. Is not economical for holes of less than 10 cm
D. All the above
Answer : D

25. The single stage well point system of dewatering an excavation can be used if the depth of excavation does not exceed
A. 5 m
B. 10 m
C. 15 m
D. 20 m
Answer : A

26. A cut in frame of a door to receive the shutter, is called
A. Louver
B. Stop
C. Horn
D. Rebate
Answer : D

27. The type of pointing in which a V-shaped projection outside the wall surface, is provided, is called
A. Recessed pointing
B. Weather pointing
C. V-pointing
D. Tuck pointing
Answer : B

28. The type of stone masonry in which stones of same height are laid in layers, is called
A. Random rubble masonry
B. Course rubble masonry
C. Uncoursed rubble masonry
D. Ashlar masonry
Answer : B

29. According to National Building Code, the hydrants in water mains is provided at minimum interval of
A. 50 m
B. 60 m
C. 75 m
D. 90 m
Answer : C

30. In flat roof of reinforced cement concrete, the recommended angle of slope, is
A. Zero
B. A few degrees
C. 10°
D. 200°
Answer : B

31. Nogging of a common wooden partition is
A. Upper horizontal wooden member
B. Lower horizontal wooden member
C. Intermediate horizontal wooden member
D. Vertical wooden member
Answer : C

32. The window which projects outside a room of a building for admitting more light and air, is known
A. Bay window
B. Casement window
C. Lantern window
D. Dormer window
Answer : A

33. The bearing capacity of a water logged soil, may be improved by
A. Grouting
B. Chemical action
C. Drainage
D. Compaction
Answer : C

34. The method of moving each brick through a small horizontal distance before it is finally laid in any brick wall and pressing it by means of brick hammer, is known as
A. Trowelling
B. Laying
C. Grouting
D. Placing
Answer : B

35. The minimum thickness of walls built in cement mortar (1 : 6) for a single storey building, is
A. 10 cm
B. 15 cm
C. 20 cm
D. 25 cm
Answer : C

36. The window which is provided on a sloping roof of a building, is called
A. Lantern window
B. Dormer window
C. Louvered window
D. Rash window
Answer : B

37. For providing a raft foundation, the following activities are involved
1. Ramming the foundation bed
2. Excavation of the soil upto required depth
3. Laying the reinforcement over the foundation bed
4. Curing the cement concrete placed over reinforcement
5. Pouring the cement concrete over the reinforcement The correct sequence is
A. 1, 2, 3, 4, 5
B. 5, 4, 3, 2, 1
C. 2, 1, 3, 5, 4
D. 3, 2, 5, 1, 4
Answer : C

38. The horizontal timber piece provided at the apex of a roof truss which supports the common rafter is called
A. Ridge board
B. Hip rafter
C. Eaves board
D. Valley rafter
Answer : A

39. Ornamental moulded course placed on the top of a wall, is
A. Cornice
B. Coping
C. Frieze
D. Lintel
Answer : A

40. The inclined support at the ends of treads and rises of a stair, is known as
A. Baluster
B. Header
C. String
D. Beam
Answer : C

41. The vertical faces of a door opening which support frame of the door, are
A. Jambs
B. Posts
C. Reveals
D. Styles
Answer : A

42. The brick laid with its length parallel to the face of a wall, is a known as
A. Header
B. Stretcher
C. Closer
D. None of these
Answer : B

43. The maximum total settlement for raft foundation on clayey soils should be limited to
A. 25 mm
B. 25 to 40 mm
C. 40 to 65 mm
D. 65 to 100 mm
Answer : D

44. The concrete slump recommended for columns, is
A. 25 to 50 mm
B. 25 to 75 mm
C. 75 to 125 mm
D. 50 to 100 mm
Answer : C

45. The triangular space formed between the extrados and the horizontal line drawn through the crown of an arch is known as
A. Haunch
B. Spandril
C. Voussoirs
D. Skewbacks
Answer : B

46. In the method of tube boring of soil investigation, the following is essential:
A. A tube of about 2 metres length and 20 cm diameter with a cutting edge
B. A flap valve at the bottom of tube is provided to extract the soil sample
C. The tube is raised and lowered by 4 thick rope moving over a pulley suspended on a tripod stand
D. All the above
Answer : D

47. The lintels are preferred to arches because
A. Arches require more headroom to span the openings like doors, windows etc.
B. Arches require strong abutments to withstand arch thrust
C. Arches are difficult in construction
D. All of the above
Answer : D

48. To ensure that supporting area of an offset footing of a boundary wall is fully compressive, the C.G. of load must act
A. At the centre of the base
B. Within the middle third of the base
C. Within the middle fifth of the base
D. Neither (a), (b) nor (c)
Answer : B

49. A wooden block hinged on post outside a door, is known
A. Cleat
B. Stop
C. Horn
D. None of these
Answer : A

50. In case of Raymond pile
A. Lengths vary from 6 m to 12 m
B. Diameter of top of piles varies from 40 cm to 60 cm
C. Diameter of pile at bottom varies from 20 cm to 28 cm
D. All the above
Answer : D