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Posted On: Jun 16, 2009

December 2008
 
    Name:     ID: 
 
    Email: 

December 2008

True/False
Indicate whether the sentence or statement is true or false.
 

 1. 

Surface water sources are influenced by tidal changes.
 

 2. 

The fire flow requirement is the amount of water required to put out a fire.
 

 3. 

Most of the earth’s freshwater supply is ground water.
 

 4. 

Rural water supply operations require careful coordination.
 

 5. 

A specialty hydrant called the flush-type hydrant is mounted above grade level and is usually found in a pit, vault, or valve box.
 

 6. 

Check valves control water flow in one direction.
 

 7. 

Gate valves must indicate open or closed in a system.
 

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 8. 

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
 

 9. 

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
 

 10. 

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.
 

 11. 

____ 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
 

 12. 

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
 

 13. 

____ 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
 

 14. 

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.
 

 15. 

____ valves are installed in water distribution systems to control water flow in one direction.
a.
Gate
d.
Bourdon
b.
Hydrant
e.
Drafting
c.
Check
 

 16. 

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.
 

 17. 

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
 

 18. 

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.
 

 19. 

____ 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
 

 20. 

____ 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
 

 21. 

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
 

 22. 

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
 

 23. 

____ 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
 

 24. 

Which of the following is not an example of surface water?
a.
aquifer
c.
rivers
b.
oceans
d.
lakes
 

 25. 

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.
 

 26. 

A device that speeds the dumping time for tenders is a ____.
a.
jet siphon
c.
combination nozzle
b.
dump valve
d.
master stream device
 

 27. 

The location where tenders are unloaded or their load dumped is the ____.
a.
fill site
c.
draft pond
b.
dump site
d.
remote supply
 

 28. 

Drafting takes advantage of ____.
a.
the pump size
c.
large apparatus
b.
atmospheric pressure
d.
tank capacity
 

 29. 

The force or weight of a substance measured over an area is ____.
a.
friction loss
c.
specific gravity
b.
pressure
d.
vapor density
 

 30. 

Atmospheric pressure for the earth is ____.
a.
4500 psi
c.
60.5 psi
b.
10 psi
d.
14.7 psi
 



 
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