Building Construction MCQ Solved Paper for NDA

1. The form work from the underside of slabs, can be removed only after
A. 1 day
B. 4 days
C. 7 days
D. 14 days
Answer : C

2. The art of bringing the floor to a true level surface by means of screeds, is called
A. Topping
B. Bedding
C. Screeding
D. None of these
Answer : C

3. For each storey of a building, the depth of exploration should be
A. 1 metre
B. 2 metres
C. 3 metres
D. 4 metres
Answer : C

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

5. The important test to be conducted on a stone used in docks and harbours is
A. Hardness test
B. Workability test
C. Weight test
D. Toughness test
Answer : C

6. The inner section of a cavity wall, is generally known as
A. Buttress
B. Leaf wall
C. Pilaster
D. Pillar
Answer : B

7. The black cotton soil
A. Undergoes volumetric changes
B. Swells excessively when wet
C. Shrinks excessively when dry
D. All the above
Answer : D

8. The process of filling hollow spaces of walls before plastering, is known
A. Hacking
B. Dubbing out
C. Blistering
D. Peeling
Answer : B

9. The process of making the back ground rough, before plastering, is
A. Dubbing
B. Hacking
C. Blistering
D. Peeling
Answer : B

10. Pick up the correct statement from the following:
A. A combined footing is so proportioned that centre of gravity of supporting area coincides with centre of gravity of two column loads
B. A combined footing may be either rectangular or trapezoidal in shape
C. Trapezoidal shaped footings may be provided under any loading
D. All the above
Answer : D

11. The depth of excavation of foundations, is generally measured with a
A. Ranging rod
B. Steel tape
C. Levelling staff
D. Boning rod
Answer : D

12. Weep holes are provided in retaining and breast walls
A. To drain off the water from the filling
B. To ventilate the stone masonry
C. To add architectural beauty
D. To increase compaction of the earth retained
Answer : A

13. 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

14. The piece of a brick cut with its one corner equivalent to half the length and half the width of a full brick, is known as
A. Queen closer
B. Bevelled closer
C. King closer
D. Half king closer
Answer : C

15. The inclined surface of an abutment to receive the arch, is known as
A. Skew back
B. Soffit
C. Spandril
D. Haunch
Answer : A

16. The vertical member running through middle of a shutter frame, is
A. Style
B. Reveal
C. Mullion
D. Post
Answer : C

17. Pick up the correct statement from the following:
A. Inclined borings are made for taking samples under existing structures
B. Inclined borings are occasionally used instead of vertical holes
C. The spacing of inclined borings is kept such that one bore hole is vertically above the bottom of an adjacent bore hole
D. All the above
Answer : D

18. For heavy embankments and dams, of height h, the depth of exploration of soil should not be less than
A. h/4
B. 1/2 h
C. h
D. 2 h
Answer : D

19. The triangular portion between any two adjacent arches and the tangent to their crowns, is
A. Haunch
B. Spandril
C. Soffit
D. Rise
Answer : B

20. 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

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

22. The process of keeping concrete moist for a certain period after its finishing, is known as
A. Finishing of concrete
B. Curing of concrete
C. Placing of concrete
D. Compaction of concrete
Answer : B

23. The type of bond in a brick masonry containing alternate courses of stretchers and headers, is called
A. Flemish bond
B. English bond
C. Stretcher bond
D. Header bond
Answer : B

24. For constructing a terrazzo floor, Pick up the incorrect statement from the following:
A. A base course is prepared as in cement concrete flooring
B. A 32 mm thick layer of cement concrete (1 : 2 : 4) is laid on the base course and the surface is made smooth by trowelling
C. Glass strips are driven into the layer according to the pattern required
D. After final grinding is over, oxalic acid mixed with water is spread over and rubbed hard with soft material
Answer : B

25. Pick up the commonly adopted geophysical method in civil engineering from the following:
A. The seismic method
B. Electrical resistivity method
C. Gravitational method
D. Both (a) and (b) of the above
Answer : D

26. Pick up the incorrect statement from the following:
A. Horizontal D.P.C. is provided at plinth level in internal walls
B. D.P.C. is provided under door and verandah openings
C. Vertical D.P.C. is not provided in internal walls
D. Cement concrete is a rigid damp-proofing material
Answer : B

27. Couple roof is used for spans
A. 3.5 m or less
B. 3.5 m but less than 5 m
C. 5 m but less than 6.5 m
D. 6.5 m but less than 8 m
Answer : A

28. The projections of head or sill of a door or window frame are
A. Transoms
B. Horns
C. Stops
D. Chocks
Answer : B

29. Number of vertical joints in a stretcher course is x times the number of joints in the header course, where x is equal to
A. 1/2
B. 1
C. 2
D. 1/4
Answer : A

30. The bearing capacity of piles is determined by
A. Dynamic formula
B. Static formula
C. Pile load tests
D. All the above
Answer : D

31. The dimensions of a half queen closer, are
A. 9 cm × 9 cm × 9 cm
B. 9 cm × 9 cm × 4.5 cm
C. 9 cm × 4.5 cm × 9 cm
D. 1.8 cm × 4.5 cm × 9 cm
Answer : C

32. 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

33. A wall constructed with stones to protect slopes of cuttings in natural ground from the action of weathering agents, is called
A. Retaining wall
B. Breast wall
C. Buttress
D. Parapet wall
Answer : B

34. In jack arch floor, the rise is kept
A. 1/6th of the span
B. 1/8th of the span
C. 1/10th of the span
D. 1/12th of the span
Answer : D

35. 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

36. The depth of the ground water table may be ascertained by
A. Looking through the well in the vicinity
B. Standing on the well in the vicinity
C. Measuring the depth of water in the well
D. None of the above
Answer : C

37. In which of the following pairs both trees yield soft wood?
A. Deodar and Shishum
B. Chir and sal
C. Sal and teak
D. Chir and deodar
Answer : D

38. Pile foundations are suitable for
A. Water logged soils
B. Soft rocks
C. Compact soils
D. Multi-storeyed buildings
Answer : A

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

40. A projecting piece usually provided to support a truss, is
A. Cornice
B. Coping
C. Frieze
D. Lintel
Answer : C

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

42. In verandah floors outward slope is
A. 1 in 40
B. 1 in 50
C. 1 in 60
D. 1 in 70
Answer : C

43. In English garden wall bond
A. One course of headers to three or five course of stretchers
B. Queen closer in provided in each heading course
C. The middle course of stretchers is started with a header to give proper vertical joints
D. All the above
Answer : D

44. Negative skin friction
A. Is a downward drag acting on a pile due to downward movement of the surrounding compressible soil relative to the pile
B. Develops due to lowering of ground water
C. Both (a) and (b)
D. Neither (a) not (b)
Answer : C

45. 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

46. The construction joints in buildings are provided after
A. 10 m
B. 15 m
C. 20 m
D. 40 m
Answer : D

47. The exterior angle between outer faces of a wall, is known as
A. Turn
B. Junction
C. Quion
D. All the above
Answer : C

48. In case of multi-storeyed buildings, the forms to be removed first are
A. Sides of beams and girders
B. Column forms
C. Bottom of beams and girders
D. All the above at the same time
Answer : A

49. The voussoir placed at crown of an arch, is known as a
A. Key
B. Soffit
C. Springer
D. Haunch
Answer : A

50. The service area in a building means the area occupied by
A. Stairs
B. Toilets
C. Light and shafts
D. All the above
Answer : D