Chapter 12 Test Water-Based Fire
Suppression Systems Exam Q’s and A’s
Which operating valve is provided in automatic sprinkler systems to limit the
flow of water to one direction? (510) - -Check valves
- Which of the following is the most common method for driving a fire pump?
(535) - -Electric motor
- Which type of valve is a gate valve that has a yoke on the outside with a
threaded stem or screw? (509) - -Outside stem and yoke
- What is the purpose of fire department connections as part of automatic
sprinkler systems? (508) - -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) - -
every five years
- Which pressure-regulating device at a hose outlet uses a spring
mechanism that compensates for variations in pressure? (531) - -Pressure-
reducing devices
- Water-mist fire suppression systems that utilize air cylinders that have not
been discharged should be emptied and tested: (523) - -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) - -
Preaction sprinkler system
- The actual hose connections of a standpipe hose valve can be located no
more than: (530) - -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) - -
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) - -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) - -Control mode
specific application
- Which valve is used to drain water from piping when pressure is relieved in
the pipe? (510) - -Drain valves
- Which fire protection system requires a proportioner? (524) - -Foam-water
system
- Which type of standpipe fire suppression system contains an empty pipe
that is connected to a permanent water supply? (529) - -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) - -Class I
- Unless otherwise approved, spacing for sprinklers in residential systems is
a: (519) - -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) - -Vertical inline
- For which fire pump are the impellers actually located within the water
supply source? (534) - -Vertical turbine
- What is a primary concern for residential sprinkler systems installed
according to NFPA® 13? (518) - -Life safety
- All sprinklers discharge water simultaneously in: (506) - -deluge sprinkler
systems
- Which automatic sprinkler system has the advantage of water flowing to
the sprinklers from multiple directions? (507) - -Gridded systems
- Which type of sprinkler is designed to provide increased life safety in
hotels, motels, and similar residential occupancies? (515) - -Quick-response
early suppression
- Which type of sprinkler is designed to be damage resistant with no
removable parts? (515) - -Institutional
- Which type of sprinkler is normally provided in a deluge sprinkler system?
(515) - -Open
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Nursephil2023. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.49. You're not tied to anything after your purchase.