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Chapter 12 Test Water-Based Fire Suppression Systems Questions And Answers
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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 ...

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  • October 17, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • chapter 12 test water based fire suppression syste

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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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