Building Construction 3 First Quiz
45 Questions
| Total Attempts: 51
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Building construction 3 first quiz done by laith bani younis #Archi_Group #Aspire_To_Inspire
Questions and Answers
- 1.Finishes form the interface between building users and the building and hence affect the way in which we interact and perceive our built environment.
- A.
True
- B.
False
- 2.Materials give off scent and this too will influence our internal environment and may affect our health.
- A.
True
- B.
False
- 3.Many materials such as timber, stone, brick and glass provide a natural finish without any need for further work is an _______________________
- 4.Carefully chosen, materials with an inherent finish may help to reduce construction time and initial construction costs
- A.
True
- B.
False
- 5.Application of materials to existing backgrounds, such as plaster to a wall or paint to timber, is an inherent finish
- A.
True
- B.
False
- 6.The durability of the finish will depend upon the material properties of the finish and the material it is applied to, as well as the bond between the two materials
- A.
True
- B.
False
- 7.The primary function of a surface finish is to provide a durable, visually attractive and low maintenance surface to floors, walls and ceilings.
- A.
True
- B.
False
- 8.Functional requirements for materials to use in external finshings
- A.
Aesthetic appeal
- B.
Durability
- C.
Strong mechanical or chemical bond
- D.
Natural
- E.
Flexibility
- F.
Economic
- G.
Health and safety considerations
- 9.Functional requirements for materials to use in internal finshings
- A.
Aesthetics
- B.
Durability and flexible
- C.
Ease of maintenance and cleaning
- D.
Strong mechanical or chemical bond
- E.
Expel water from the surface that forms as condensation
- F.
Prevent and resist mould growth or insect attack
- G.
Provide visual finish
- H.
Tactile or touch sensitive finish as an aid to those with visual difficulties
- 10._____________ can be defined as the process of covering rough surfaces with thin coat of plastic material to form a smooth durable and jointless surface
- 11.The coating of plastic material is termed as “plaster”
- A.
True
- B.
False
- 12.The main binding agent in “Rendering” is portland lime
- A.
True
- B.
False
- 13.Nowadays in modern construction the application of plastering is reduced and replaced by various types of dry lining on interior surfaces and cladding on exterior surfaces.
- A.
True
- B.
False
- 14.The plaster mixes and application techniques on outside surface should be same in interior application
- A.
True
- B.
False
- 15.Sand used in the plaster mixes can be obtained from the rivers, from the sea or by crushing stones.
- A.
True
- B.
False
- 16.It is important that the aggregate shouldn't be clean
- A.
True
- B.
False
- 17.All admixtures should be free from dirt and chemicals harmful to the mortar
- A.
True
- B.
False
- 18.To prevent cracking natural or synthetic fibers are used in lime pilaster
- A.
True
- B.
False
- 19.Lime plaster hardens fastly
- A.
True
- B.
False
- 20.Lime pilaster has the ability of absorbing humidity in the air giving better comfort to the occupants
- A.
True
- B.
False
- 21.Portland Cement or other types of cements are used as binder in plaster mortars
- A.
True
- B.
False
- 22.Generally a mix proportion of 1 volume cement to 6 or 7 volume of sand is used
- A.
True
- B.
False
- 23.The rapid evaporation of water from the surface cause irregular surface cracks known as____________
- 24.Internal plasters shall be 20 mm.
- A.
True
- B.
False
- 25.The advantages of Gypsum is that it expands slightly on setting and drying prevents cracking
- A.
True
- B.
False
- 26.Gypsum is a common mineral available as calcium sulphate dehydrate _____________ in the nature
- 27.Which class of gypsum pilaster sets in 5-10 minutes by regaining the lost molecular water
- A.
Class A
- B.
Class B
- C.
Class C
- D.
Class D
- 28.WHICH TYPE OF GYPSUM PILASTER Usual setting time is 2-3 hours
- A.
Class A
- B.
Class b type a
- C.
Class b type b
- D.
Class c
- 29.Which class of gypsum pilaster The usual setting time is in the range of 1-1.5 hours
- A.
Class A
- B.
Class B type a
- C.
Class B type b
- D.
Class C
- 30.Which class of gypsum pilaster that an accelerator is added to improve the setting time
- A.
Class A
- B.
Class B
- C.
Class C
- D.
Class D
- 31.THE class B of gypsum pilaster is not suitable on plasterboards or any other soft background
- A.
True
- B.
False
- 32.Gypsum pilaster class D should be mixed with lime
- A.
True
- B.
False
- 33.Sand should be clean and free from clay when we use it with gypsum
- A.
True
- B.
False
- 34.Spattering of a cement/ sand slurry dash coat increases the bond
- A.
True
- B.
False
- 35.Undercoat mixes should be sufficiently strong to obtain a good key but should not be stronger than background
- A.
True
- B.
False
- 36.The usual thickness of finishing coat is 5-7 mm
- A.
True
- B.
False
- 37.Which Problem below arising in plastering
- A.
Cracking
- B.
Bonding failure
- C.
Crazing
- D.
All above
- 38.Mortar mixes should be made stronger than the background and finishing coat should be stronger than the undercoat
- A.
True
- B.
False
- 39.If the Background will not completely dry before the undercoats are applied which type of problems rising
- A.
Cracking
- B.
Bond failure
- C.
Crazing
- D.
All above
- 40.By dry lining insulation and fire resistance values of a wall can be improved by incorporating suitable materials
- A.
True
- B.
False
- 41.Most plasterboards have one surface ivory and the other gray colored paper Only ivory color surface is suitable for the application of board plasters The other surface is ready for direct decoration
- A.
True
- B.
False
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