Question 1

What class of openings is requited in walls between rooms with a 1-hour fire rating?

Options :

A : Class A

B : Class B

C : Class C

D : Class D

Answer: B

Question 2

What is the maximum allowable sound pressure level (SPL) for a fire alarm system?

Options :

A : 30 dBA

B : 50 dBA

C : 100 dBA

D : 130 dBA

Answer: C

Question 3

The maximum distance between hangers for an automatic fire sprinkler system for a threaded lightwall steel pipe of 2 in. diameter is

Options :

A : 15 ft.

B : 12 ft.

C : 10 ft.

D : 8 ft.

Answer: C

Question 4

When considering the installation of glass bulb type sprinklers in a room that has a maximum ceiling temperature of 120"F (40'C) what is the sprinkler temperature rating that should be used?

Options :

A : 155'F (68'C)

B : 135'F (57'C)

C : 175'F (79'C)

D : 200'F (93'C)

Answer: A

Question 5

Which is the hydrostatic pressure test interval that NFPA 10 requires for dry chemical stored pressure portable extinguisher with mild steel shells, brazed brass shells, or aluminum shells?

Options :

A : 1 year

B : 5 years

C : 6 years

D : 12 years

Answer: D