Free Certified Water-Based Systems Professionals Exam CWBSP Exam Practice Test

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

• 12 in. (300 mm).
• 24 in. (600 mm).
• 36 in. (900 mm).
• 48 in. (1200 mm).

The minimum design criteria for the design of a new sprinkler system in a residential occupancy, withnoncombustible concealed spaces, in an NFPA 13 based design is how many residential sprinklers and what density?

• 2 sprinklers at 0.05 gpm/ft2 (2.0 mm/min)
• 3 sprinklers at 0.05 gpm/ft2 (2.0 mm/min)
• 4 sprinklers at 0.10 gpm/ft2 (4.1 mm/min)
• 8 sprinklers at 0.10 gpm/ft2 (4.1 mm/min)

Where must a diesel engine driven fire pump's fuel tank be located for areas subject to temperatures below 32°F (0°℃)?

• The same room as the fire pump.
• The exterior of the building.
• The room next to the fire pump room.
• The room below the fire pump.

A light hazard wet pipe sprinkler system using quick-response sprinklers with a 18 ft (5.58 m) ceiling would be allowedwhat percentage area of reduction on the remote area?

• 0.26
• 0.28
• 0.32
• 0.4

In a building where the maximum ceiling temperature will be 80°F (26°C), what would be the lowest permissible temperature classification for the sprinklers?

• Ordinary
• High
• Intermediate
• Extra high

Antifreeze systems that contain a backflow preventer between the antifreeze piping and the wet pipe system must beequipped with

• a relief valve.
• a sight glass.
• an accelerator.
• an expansion chamber.

For an Extra Hazard Group 1 remote area of 2,500 ft2 (232.25 m2) using fire sprinklers with a coverage area of92 ft2 (8.547 m2), how many gallons per minute of water are required per sprinkler?

• 23.0 gpm (87.055 lpm)
• 26.8 gpm (101.449 lpm)
• 31.3 gpm (118.394 lpm)
• 36.8 gpm (139.288 lpm)

A 4.2 K-factor sprinkler must deliver 17 gpm (692 mm/min). What pressure is required?

• 4.52 psi (0.31 bar)
• 9.22 psi (0.63 bar)
• 16.38 psi (1.13 bar)
• 36.86 psi (2.54 bar)

When utilizing ordinary temperature CMDA sprinkler protection for a single-row rack storage of an unencapsulated Class I commodity stored 15 ft (4.6 m) high without in-rack sprinklers with 8 ft (2.4 m) aisles, what is the minimum design density required?

• 0.20 gpm/ft2 (8.1 mm/min)
• 0.32 gpm/ft2 (13 mm/min)
• 0.54 gpm/ft2 (22 mm/min)
• 0.86 gpm/ft2 (35 mm/min)

How much pressure is lost due to elevation in water flowing in a pipe from 6 ft (1.8 m) high to 15 ft (4.6 m) high?

• 3.6 psi (2.4804 bar)
• 3.897 psi (2.6850 bar)
• 4.050 psi (2.6850 bar)
• 4.5 psi (3.1005 bar)