True/False
Indicate whether the sentence or statement is true
or false.
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1.
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Surface water sources are influenced by tidal changes.
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2.
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The
fire flow requirement is the amount of water required to put out a fire.
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3.
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Most
of the earth’s freshwater supply is ground water.
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4.
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Rural
water supply operations require careful coordination.
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5.
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A
specialty hydrant called the flush-type hydrant is mounted above grade level and is usually found in
a pit, vault, or valve box.
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6.
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Check
valves control water flow in one direction.
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7.
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Gate
valves must indicate open or closed in a system.
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Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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8.
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A
____ is a piping system for drafting from a static water source with a fire department connection at
one end and a strainer at the water end. a. | wet barrel hydrant | d. | cistern | b. | tender | e. | water
table | c. | dry hydrant | | | | |
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9.
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A
____ is an underground water tank made from natural rock or concrete that can store large quantities
of water for areas without other water supply or as a back-up water source. a. | wet barrel
hydrant | d. | cistern | b. | tender | e. | water table | c. | dry
hydrant | | | | |
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10.
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There
are three ways in which water is supplied in a water distribution system: gravity-fed water
distribution systems, pumped water distribution systems, and ____. a. | cistern-fed
water distribution systems | b. | manually powered water distribution
systems | c. | combination pumped-gravity systems | d. | dry
hydrant-based water systems | e. | None of the above are correct. | | |
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11.
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____
hydrants are used in areas where freezing temperatures could damage the hydrant. a. | Wet
barrel | d. | Water
main | b. | Dry
barrel | e. | Multivalved | c. | Feeder | | | | |
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12.
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Firefighters should ensure that fire hydrants are operated and shut down with the
valve in either the ____ or closed position to prevent damage to the hydrant and to ensure
unrestricted water volume. a. | partially opened | d. | fully opened | b. | slightly
opened | e. | none of the
above | c. | halfway opened | | | | |
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13.
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____
is the pumping of water from a static water source through the use of atmospheric pressure to force
water from the source into the pump. a. | Backflow | d. | Filling | b. | Residual
pressure | e. | Drafting | c. | Shuttle operation | | | | |
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14.
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Which
of the following is not a type of hydrant used by the fire service? a. | wet barrel
hydrants | b. | wall hydrants | c. | high-pressure
hydrants | d. | flush-type hydrants | e. | All of the above
are types of hydrants used by the fire service. | | |
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15.
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____
valves are installed in water distribution systems to control water flow in one
direction. a. | Gate | d. | Bourdon | b. | Hydrant | e. | Drafting | c. | Check | | | | |
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16.
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Which
of the following statements is incorrect? a. | Rural water supply tactics are only used in rural
areas. | b. | The basics of rural water supply should be understood by all
firefighters. | c. | Rural water supply operations require careful coordination and
control. | d. | In rural water supply operations, a water supply officer should
be part of the incident command system. | e. | Rural water supply tactics can include fill site operations,
dump site operations, and shuttle operations. | | |
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17.
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A
____ operation involves mobile water supply apparatus moving large quantities of water between a dump
site and a fill site and controls the fire flow capacity of an incident. a. | siphon | d. | portable
tank | b. | shuttle | e. | tender | c. | dry hydrant | | | | |
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18.
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Which
of the following is not a step that may be used in testing the operability of a fire
hydrant? a. | Visually inspect
the hydrant for damage. | b. | Remove the caps and check the threads and gaskets for
damage. | c. | Test the flow. | d. | Oil moving
parts. | e. | All of the above may be steps in the testing of the operability
of a fire hydrant. | | |
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19.
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____
pressure is the pressure in the water distribution system with no hydrants or water
flowing. a. | Flow | d. | Backflush | b. | Static | e. | Wet barrel | c. | Residual | | | | |
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20.
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____
pressure is the pressure in a water distribution system after water has begun
flowing. a. | Flow | d. | Backflush | b. | Static | e. | Wet barrel | c. | Residual | | | | |
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21.
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A
device used for testing fire hydrants that registers the flowing discharge pressure of an orifice is
a ____. a. | bourdon
gauge | d. | residual
pressure gauge | b. | cistern | e. | pitot gauge | c. | static pressure
gauge | | | | |
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22.
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A
sudden surge of pressure created by a quick opening or closing of valves in a water system, called a
____, is capable of damaging piping and valves within hydrants. a. | tidal
change | d. | water
backflow | b. | water table | e. | jet dump | c. | water
hammer | | | | |
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23.
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____
is the amount of water available or the amount that the water distribution system is capable of
flowing. a. | Fire flow
requirement | d. | Fire flow
capacity | b. | Residual pressure | e. | Water table | c. | Static
pressure | | | | |
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24.
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Which
of the following is not an example of surface water? a. | aquifer | c. | rivers | b. | oceans | d. | lakes | | | | |
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25.
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Which
of the following facts about water is incorrect? a. | Water is economical. | b. | Water is readily
available. | c. | Water absorbs a large amount of heat. | d. | Water is less
damaging to structures. | | |
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26.
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A
device that speeds the dumping time for tenders is a ____. a. | jet
siphon | c. | combination
nozzle | b. | dump valve | d. | master stream device | | | | |
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27.
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The
location where tenders are unloaded or their load dumped is the ____. a. | fill
site | c. | draft
pond | b. | dump
site | d. | remote
supply | | | | |
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28.
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Drafting takes advantage of ____. a. | the pump size | c. | large apparatus | b. | atmospheric
pressure | d. | tank
capacity | | | | |
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29.
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The
force or weight of a substance measured over an area is ____. a. | friction
loss | c. | specific
gravity | b. | pressure | d. | vapor density | | | | |
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30.
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Atmospheric pressure for the earth is ____. a. | 4500
psi | c. | 60.5
psi | b. | 10
psi | d. | 14.7
psi | | | | |
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