Quiznetik

Maintenance and Rehabilitation of Structures | Set 1

1. Process of maintaining different components of building so that it can provide proper service throughout its working life is known as__________

Correct : A. Building maintenance

2. Which type of activity is carried out during the maintenance process?

Correct : D. All of the above

3. Which type of plaster defect generates a swelling in plaster surface?

Correct : B. Blistering

4. Which type of plaster defect generates a series of hair cracks inside the plaster?

Correct : A. Crazing

5. Which type of chemical is used for the anti-termite treatment of the soil?

Correct : C. A & B both

6. Which type of maintenance work is taken to prevent a wear or decay of building?

Correct : A. Preventive maintenance

7. Which type of maintenance is known as a preventive maintenance?

Correct : D. All of the above

8. Simplest method of identifying weak spots are_______

Correct : D. both a & b

9. Mortar or concrete conveyed through pressure hose and applied pneumatically at high velocity on to a surface is called

Correct : A. guniting

10. Which type of work is done in day to day repair?

Correct : D. All of the above

11. White washing is done during________

Correct : A. Annual repair

12. In which type of repair major concreting work is carried out?

Correct : C. Special repair

13. A big crack is observed in the C I water mains suitable remedy is to

Correct : D. cut affected pipe length and replace it with another pipe

14. Honey combing is caused due to

Correct : A. inadequate compaction

15. Drying shrinkage can be reduced by__________

Correct : D. all the above

16. Payment of annual repair is given based on the_________

Correct : A. work quality

17. In general, electric wiring of the buildings are change at every ________ year.

Correct : C. 20-25

18. Adding water to improve workability has the effect of_________

Correct : D. all the above

19. Which factors kept in mind during the building survey of the buildings?

Correct : D. all of the above

20. Moisture and temperature on timber causes

Correct : D. all the above

21. Fungi are minute microscopic plant organism. They attack timber in the following condition

Correct : D. both a & b

22. Which of the following materials can you use for checking minor leakages through CI pipe joints?

Correct : C. lead wool

23. Decay of timber may be caused by certain insects

Correct : D. all the above

24. There is seepage of water on both sides of load bearing wall of a building with flat roof. What remedy will you suggest?

Correct : B. Inspect the roof for cracks over the wall and seal the crack.

25. Which of the following is not a anti-termite Measure to protect wood work are

Correct : C. painting of timber structures

26. According to the CPWD guideline, schedule for the annual maintenance work should be complete on or before_______

Correct : A. 30th April

27. Termite make the timber

Correct : B. porous

28. Which chemical is used for the removal of the fungus?

Correct : B. a & c

29. How much amount of sodium pentachlorophenates is used for fungus removal compound?

Correct : A. 2%

30. Code for painting on a concrete, masonry & plaster surface are given in ___________

Correct : A. IS : 2395 :1994

31. Deflection was noticed in a newly constructed properly designed R.C.C.beam. The defect may be due to____________

Correct : D. early removal of form work.

32. Most suitable method of protecting steel columns of a multistoried building against rusting is to:

Correct : A. paint with aluminium paint.

33. Which one of the following methods will be the best method to make R.C.C slab leak proof?

Correct : B. Lime koba layer over R.C roof with proper slopes

34. Which one the following is used to protect the steel from rusting

Correct : D. Red lead

35. The most appropriate cement for reparing cracks in R.C.C works is.

Correct : C. Quick setting cement

36. Steel structure is likely to come in contact with water. To prevent rusting.

Correct : B. Apply anti corrosive paint

37. The most effective method of removing old paint from structure is______

Correct : B. Scrubbing with gunny bag

38. Which type of paint affect generates, when water vapor is trapped inside paint?

Correct : B. Blistering

39. If paint is poor in adhesion than it causes_________.

Correct : D. Flaking

40. Creaking inside paint generates due to __________.

Correct : D. All of the above

41. Applying paint under high humidity causes ______________.

Correct : A. Blooming

42. In a brick masonry structure the following defects are noticed during inspection. Which one of them requires immediate maintenance repair?

Correct : C. Structure failure by settlement

43. Which type of paint is used for plaster walls?

Correct : D. all of the above

44. Paint for the white washing is made by__________.

Correct : A. lime and water

45. Which paint is made by the powder chalk?

Correct : C. Dry distemper

46. Filler coat is applies over a _________.

Correct : A. prime coat

47. Which type of paint allows a free movement of the air through its layer?

Correct : B. breathing paints

48. Interior walls of a building have developed cracks. Remedial measures adopted will be to

Correct : A. Fill cracks by port land cement mortar

49. The main aim of maintaining any structures is to

Correct : C. Stabilize the structure so as to enable it carry the functions for which it is constructed

50. Which of the following jobs will you classify as special maintenance

Correct : B. Renewal coat to W.B.M road surface

51. The high pH of the fresh concrete make a thin oxide film around the reinforcement steel

Correct : A. true

52. The pH value of fresh concrete is around

Correct : D. 12.5

53. If the cracks width is less than 0.1 mm then they are called

Correct : A. fine

54. Surface coating is also one of the methods of treating cracks.

Correct : A. true

55. Painting work should be start after 3 to 6 month of plastering on new walls.

Correct : A. true

56. How much time required for curing of cement paints?

Correct : B. 4 – 10 hr

57. Use of electricity is measured in ____________ for home electric system.

Correct : C. kWh

58. How much load is acceptable on one circuit in home electric system?

Correct : C. 3 KW

59. How much maximum current is allow in single circuit for home electric system?

Correct : D. 15A

60. What is functions of home water supply system?

Correct : D. all of the above

61. Flushing is one of the method of cleaning

Correct : B. sewer pipe

62. The approaches made for inspection & cleaning of sewers is called

Correct : C. manhole

63. The process of supplying fresh air into a closed space for removal of foul smell is called

Correct : D. ventilation

64. Ventilation depends on

Correct : D. all of the above

65. Stains caused by paints & varnish can be removed by

Correct : A. carbon tetrachloride

66. While preparing the maintenance estimate the capital cost of building is deducted.

Correct : A. true

67. Maintaining prestressed concrete structures of various types in a fit and serviceable condition is primary function of ____________

Correct : A. Maintenance engineer

68. The structural concrete slab panels can be repaired by ____________

Correct : B. External bonding

69. Blistering and peeling is one of the defect seen in

Correct : C. painting

70. Rehabilitation of structures may be required due to several reasons. Choose the correct reason.

Correct : A. Environmental effects

71. What is the problem of rehabilitation?

Correct : A. Unique

72. The repair and rehabilitation of damaged or spelled concrete is done by removing the _____

Correct : A. Loose concrete

73. In restoration of strength by adding external reinforced concrete the damages concrete is first repaired by applying ____________

Correct : A. Preload

74. The corrosion of reinforcement due to extreme exposure is common for structure located in _

Correct : B. Costal zones

75. The repair procedure in severe damage includes ____________

Correct : C. Shortcrete

76. Which pipe is used for carrying a human waste?

Correct : A. soil pipe

77. Which pipe is used for maintain a ventilation is sewage system?

Correct : C. anti-siphonage pipe

78. Main causes of failure of the structure?

Correct : D. all of the above

79. What is unpredictable factors of failure of structure?

Correct : D. all of the above

80. What is main causes of horizontal cracks in concrete?

Correct : A. plastic shrinkage

81. Causes of distress of concrete is _____

Correct : D. all of the above

82. In how many layers is oil paint applied to a surface?

Correct : A. 3

83. Emulsion Paints contain:

Correct : D. Polyvinyl acetate

84. Anticorrosive paint is ___________ in color

Correct : B. White

85. In which of the below, it is not necessary to remove existing paint to apply a new one?

Correct : C. Oil paints

86. Synthetic rubber paints are prepared from:

Correct : A. Resin

87. What is used to make paints odorless to an extent?

Correct : D. Plioway resins

88. Spray painting is used to:

Correct : A. Apply paint without touching surface

89. At roof slab level over the DPC, __________ are provided.

Correct : A. Tiles

90. DPM stands for:

Correct : D. Damp Proof Membrane

91. Which of the below is an example of semi rigid DPC material?

Correct : C. Asphalt

92. For DPC at plinth level, which grade of concrete is used?

Correct : D. M15

93. In a white wash, after how many hours is dissolved gum added to the solution?

Correct : A. 24 hours

94. The appearance of glossy patches on the painted surface is called:

Correct : A. Flashing

95. Which document used for note down the data during the structure assessments?

Correct : A. work sheet

96. There are _____ stages in condition survey.

Correct : B. 4

97. Which test used for identifying the corrosion in RCC beam?

Correct : C. a & b both

98. Which test used for identifying the integrity of RCC beam?

Correct : D. all of the above

99. Wood surface requires _________ coats of plastering.

Correct : B. 3

100. Which admixture is used to improve workability?

Correct : A. Plasticizers