Question 1

Which type of pipe does not require a special listing to use threaded fittings?

Options :

A : Schedule 5

B : Schedule 7

C : Schedule 10

D : Schedule 40

Answer: D

Question 2

What is the minimum calculated design area for a light hazard sprinkler system protecting an open office space with a noncombustible acoustic ceiling tile installed 6 in. (150 mm) below the bottom of solid wood joists?

Options :

A : 900 ft2 (83.6 m2)

B : 1,500 ft2 (139.35 m2)

C : 1,950 ft2 (181.1 m2)

D : 3,000 ft2 (278.7 m2)

Answer: B

Question 3

Annual testing for a 1,500 gpm (5,677 L/min) at 80 psi (1.4 bar) fire pump supporting an attached sprinkler system demand of 1,800 gpm (6,813 L/min) at 100 psi (6.9 bar) is being conducted. The flow test of the fire pump must achieve what minimum flow rate and discharge pressure?

Options :

A : 1,500 gpm (5,677 L/min) at 80 psi (1.4 bar)

B : 1,600 gpm (6,056 L/min) at 75 psi (5.1 bar)

C : 1,800 gpm (6,813 L/min) at 100 psi (6.9 bar)

D : 2,250 gpm (8,516 L/min) at 65 psi (4.5 bar)

Answer: C

Question 4

In an existing system, the vertical clearance between a high volume low speed (HVLS) fan and a sprinkler shall be

Options :

A : 12 in. (300 mm).

B : 24 in. (600 mm).

C : 36 in. (900 mm).

D : 48 in. (1200 mm).

Answer: B

Question 5

What is the maximum percentage a fire pump's rated pressure is permitted to produce at churn condition?

Options :

A : 65 percent

B : 100 percent

C : 120 percent

D : 140 percent

Answer: D