Chapter 12 Test Water-Based Fire Suppression Systems Questions And Answers
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Course
Sprinkler
Institution
Sprinkler
Which operating valve is provided in automatic sprinkler systems to limit the flow of water to one direction? (510) - ANS Check valves
Which of the following is the most common method for driving a fire pump? (535) - ANS Electric motor
Which type of valve is a gate valve that ...
Chapter 12 Test Water-Based Fire
Suppression Systems Questions And
Answers
Which operating valve is provided in automatic sprinkler systems to limit the flow of water to one
direction? (510) - ANS Check valves
Which of the following is the most common method for driving a fire pump? (535) - ANS
Electric motor
Which type of valve is a gate valve that has a yoke on the outside with a threaded stem or
screw? (509) - ANS Outside stem and yoke
What is the purpose of fire department connections as part of automatic sprinkler systems?
(508) - ANS Boost the pressure of the primary water supply
As part of the maintenance requirements of NFPA® 25, standpipe and hose fire suppression
systems must be flow and hydrostatic tested: (525) - ANS every five years
Which pressure-regulating device at a hose outlet uses a spring mechanism that compensates
for variations in pressure? (531) - ANS Pressure-reducing devices
Water-mist fire suppression systems that utilize air cylinders that have not been discharged
should be emptied and tested: (523) - ANS every twelve years
Which automatic sprinkler system is continually charged with air that may or may not be under
pressure and operates when a sprinkler opens due to a thermally sensitive device and the
activation of detection devices? (506) - ANS Preaction sprinkler system
The actual hose connections of a standpipe hose valve can be located no more than: (530) -
ANS 6 feet (1.8 m) from floor level
Which fire protection system is considered a replacement for fixed fire suppression systems that
used halogenated hydrocarbon agents? (521) - ANS Water-mist system
, Which type of standpipe fire suppression system contains water in the system at all times and is
attached to a water supply capable of supplying the system demand at all times? (527) - ANS
Automatic-wet
Which type of sprinkler is a type of spray sprinkler capable of producing characteristic large
water droplets and is listed for its capability of providing fire control of specific high-challenge
fire hazards? (513) - ANS Control mode specific application
Which valve is used to drain water from piping when pressure is relieved in the pipe? (510) -
ANS Drain valves
Which fire protection system requires a proportioner? (524) - ANS Foam-water system
Which type of standpipe fire suppression system contains an empty pipe that is connected to a
permanent water supply? (529) - ANS Semiautomatic-dry
Which classification of standpipe and hose systems is primarily for use by firefighters trained in
handling large handlines (2½-inch [65 mm] hose)? (526) - ANS Class I
Unless otherwise approved, spacing for sprinklers in residential systems is a: (519) - ANS
maximum of 144 square feet (13 m2) per sprinkler
Which fire pump includes advantages such as the ease of installation as a replacement pump,
the compact space required for the pump, and the ease of maintenance of the pump and driver?
(534) - ANS Vertical inline
For which fire pump are the impellers actually located within the water supply source? (534) -
ANS Vertical turbine
What is a primary concern for residential sprinkler systems installed according to NFPA® 13?
(518) - ANS Life safety
All sprinklers discharge water simultaneously in: (506) - ANS deluge sprinkler systems
Which automatic sprinkler system has the advantage of water flowing to the sprinklers from
multiple directions? (507) - ANS Gridded systems
Which type of sprinkler is designed to provide increased life safety in hotels, motels, and similar
residential occupancies? (515) - ANS Quick-response early suppression
Which type of sprinkler is designed to be damage resistant with no removable parts? (515) -
ANS Institutional
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