Tuesday, November 24, 2020

Quiz

 Quiz


1. Load bearing elements supporting a service room must have the same fire-resistance rating as that required for the service room.

a) true

b) false


2. Interior fire separations shall be rated for fire exposure to fire from one side only

a) true

b) false


3. A fire compartment must always be enclosed on all sides by fire separation with a required fire-resistance rating.

a) true

b) false


4. Fire separations cannot have any penetrations into or through them.
a) true
b) false


Quiz:


5. Fire separations must be continuous through horizontal service spaces.

a) true

b) false


Quiz


6. Secondary suites are not permitted in an existing row house?

a) true

b) false


7. A closure to be installed in a 1 h fire separation needs a fire-protection rating of:

a) 1h

b) 20 min

c) 30 min

d) 45min


8. Twenty-minute closures are permitted between all public corridors and adjacent suites.

a) true

b) false


9. In order to be continuous, fire separations must have protected openings.

a) true

b) false


10. The maximum area of a closure in a fire separation in an unsprinkelered building is:

a) 3.7 sqm

b) 10 sqm

c) 11 sqm

d) 22 sqm


11. Openable wired glass window assemblies can be used as closures in fire separations with a fire-resistance rating of not more than one hour.

a) true

b) false



12. Wired glass assemblies that are not tested and are used in a vertical fire separation shall have a glass thickness of at least:

a) 0.6 mm

b) 6 mm

c) 10 mm

d) 16 mm



13. The minimum concrete cover to a totally enclosed combustible raceway embedded in the assembly in a concrete floor shall be not less than:

a) 25 mm

b) 50 mm

c) 60 mm

d)100 mm



14. Combustible drain piping is not permitted to penetrate horizontal fire separations under any circumstances.

a) true

b) false


15. Combustible sprinkler piping is permitted to penetrate fire separations.

a) true

b) false


16. One of the major reasons for the use of firewalls is:
a) to divide a building into equal segments.
b) to allow for less restrictive construction requirements.
c) to allow for less restrictive fire safety.
d) to express a visual boundary between two parts of a building.


17. Two noncombustible materials used to construct firewalls are:

a) masonry and concrete

b) natural stone and concrete

c) masonry and natural stone

d) steel and gypsum board


18. Restrictions on openings through firewalls are limited to size only.


a) true

b) false



19. All firewalls must extend through the roof to form a parapet.


a) true

b) false


20. A parapet forming part of a four-hour firewall must extend above the roof:


a) 100 mm

b) 150 mm

c) 400 mm

d) 900 mm


21. The minimum fire-resistance rating for a firewall is:


a) 45 min

b) 1 h

c) 1.5 h

d) 2 h


22. The required fire-resistance rating of a firewall that separates a building with floor areas containing Group D and Group C occupancies is:


a) 45 min

b) 1 h

c) 2 h

d) 4 h


23. When Buildings are separated by a firewall, combustible projections on the exterior of one building that extend outward shall not be permitted closer to combustible projections of the adjacent building than:


a) 2m

b) 2.4m

c) 3.4m

d) 10m



24. It is proposed to allow a combustible eave projection on both sides of a firewall that terminates flush with the exterior wall to come up to the edges of the vertical exposed face of the firewall. Does this comply the National Building Code?


a) yes

b) no



25. The minimum fire-resistance rating for a floor assembly immediately above a basement is:


a) 90 min

b) 60 min

c) 45 min

d) 20 min


26. What is the maximum size of fire compartments in a basement that is required to be subdivided?


a) 200 sqm

b) 400 sqm

c) 600 sqm

d) 800 sqm


27. The minimum fire-resistance rating for loadbearing elements supporting a floor assembly immediately above a basement is:


a) 60 min

b) 90 min

c) 20 min

d) non of the above



28. The term "fire suppression system" includes:


a) CO2 systems

b) sprinkler systems

c) dry chemical systems

d) wet chemical systems

e) all of the above



29. A small foreman's office in a large manufacturing plant is considered a major occupancy and therefore the building is subject to the NBC's multiple occupancy requirements.


a) true

b) false



30. In the case of a building containing multiple major occupancies located one above the other, the entire building area and building height must be taken into consideration to determine fire safety requirements.


a) true

b) false


31. A basement used primarily as a storage garage must be considered as a separate building.


a) true

b) false


32. A floor assembly immediately above a crawl space is not required to be constructed as a fire separation and is not required to have a fire-resistance rating.


a) true

b) false


33. A building required to be of noncombustible construction has a crawl space that is used as a return air plenum. Must this crawl space be considered as a basement?


a) yes

b) no



34. By definition, a street can't be narrower than:


a) 19m

b) 9m

c) 8m

d) 7m


35. A street, as defined, must be:


a) paved with asphalt

b) deeded for public use

c) accessible to fire department vehicles and equipment

d) at least 8m wide

e) both (b) and (c)


36. Every building shall face at least two streets.

a) yes

b) no



37. For a building to face two streets, not less than the following percentage of the building's perimeter must be within 15m of the streets:


a) 15

b) 20

c) 40

d) 50


38. The fire resistance rating requirements for roofs in sprinklered buildings are waived even if these roofs are occasionally used for purpose other than for servicing or maintenance.


a) true

b) false


39. The limiting distance from an exposing building face to a street is measured to the nearest street boundary.

a) true

b) false


40. The height of an exposing building face is measured between the top of the first storey floor and the top of the roof


a) true

b) false


41. A building classified as a Group E major occupancy has one of its exterior walls facing a property line at a distance that permits 20% unprotected openings. The fire-resistance rating for the wall must be at least:


a) 45min

b) 1.5h

c) 2h

d) 3h