A fire department pumper can supplement a sprinkler system water supply through the
FDC
A smoke detector should be replaced every _____ years
10
All of the following are standard sprinkler head mounting positions EXCEPT
branch
Are heat detectors more, less, or equally prone to false alarms as compared to smoke detectors
Less
Closing the_____ valve is the correct method of shutting down the flow of water in a sprinkler system
post indicator
How are fire alarm systems in most high-rise buildings programmed to alert the occupants
Alarm floor and floors immediately below and above the alarm floor
How are most smoke detectors restored to non-alarm condition after they have been activated
They are self-restoring
How can an ionization smoke detector be identified
Label stating that it contains radioactive material
How does a bimetallic strip work as a heat detector switch
The strip deforms in response to heat, opening or closing a switch
How is a pull-station tamper alarm connected to the fire alarm system
There is no such connection
In a preaction sprinkler system, what must happen before water will flow
A secondary device must be activated
In dry-pipe and deluge sprinkler systems, one function of the main valve is to act as a
dam
In which situation is it acceptable for a sprinkler system main control valve not to be locked into the open position
A tamper switch is installed
In which sprinkler head mechanism is the cap held in place by a liquid-filled glass capsule
Frangible bulb
In which type of automatic sprinkler system does water flow from all the sprinkler heads when the system is activated
Deluge
In which type of sprinkler system is the piping filled with pressurized air instead of water
Dry
Prevention of nuisance alarms due to pressure variations in a sprinkler system is the function of the
alarm valve
Sprinkler heads are classified by their
temperature rating
The combination of working smoke alarms and a residential sprinkler system reduces the chance of a death from a home fire by _____ percent
82
The percentage of blocked light in a beam detector represents the __________ rate
obscuration
To replace a sprinkler head, what is the next step after the main water supply control valve is closed
Open the drain
What are the standard connections on an FDC
Two females
What do older heat detectors lack that makes it difficult to track down the cause of an alarm
Indicator light
What does activation of a water-motor gong indicate
Water flowing in the system
What does the "W" stand for in the acronym WPIV
Wall
What is a concern when a carbon dioxide system is activated
Oxygen-deficient atmosphere
What is a major concern with battery-powered smoke alarms
Battery replacement
What is placed on the system side of a dry-pipe valve to quickly remove the air from the dry-pipe system when a sprinkler head activates
Exhauster
What is the maximum service life of lithium smoke alarm batteries
10 years
What is the most common application for a Halon system
Sensitive electronic equipment
What is the most common type of fire suppression system
Sprinkler
What is the most common type of residential fire safety alarm system
Single-station smoke alarm
What is the most common type of smoke detector
Ionization
What is the name of the standardized audio pattern that must be produced by a modern audible fire alarm
Temporal-3
What is the preferred water source for a sprinkler system
A municipal water system
What is the primary advantage of a preaction sprinkler system
Prevention of accidental water discharges
What is the primary mechanism by which carbon dioxide extinguishes a fire
Displacing oxygen
What is the purpose of an outside stem and yoke valve
Control the water supply to the sprinkler system
What is the term for a manual fire alarm station that requires two separate steps to activate the alarm
Double-action pull station
What is the term for heat detectors that are spaced throughout an occupancy, with each detector covering a specific floor area
Spot detectors
What is the term for the system of inlets, pipes, and outlets built into a structure to supply water to fire hoses
Standpipe
What should occur if there is a fault in the fire alarm system
The trouble alarm should sound
What type of false alarm occurs when individuals deliberately activate a fire alarm when there is no fire
Malicious
Where is the main sprinkler system valve usually installed
On the main riser, above the water supply control valve
Where on a high-rise standpipe system is a flow restriction device located
On outlets serving the lower floors
Which class of standpipe system is intended for use by both building occupants and fire fighters
III
Which class of standpipe system is unsuitable for use by fire fighters
II
Which descriptor accurately summarizes which automatic sprinkler systems will operate without electricity
Most systems
Which device activates the building fire alarm when water is flowing in a sprinkler system
Flow switch
Which device enables fire fighters to ascertain the type and location of the activated alarm device
Remote annunciator
Which fire alarm system requires fire fighters to search the entire building to locate the activated initiation device
Noncoded
Which fire-extinguishing agent is best suited for use in areas housing computers or electronic equipment
Carbon dioxide
Which is a typical activation temperature for a sprinkler head in a light-hazard occupancy such as an office building
165�F (74�C)
Which is the most common type of automatic sprinkler system
Wet
Which kind of sprinkler system uses accelerators and exhausters
Dry-pipe
Which of the following is a distinguishing feature of old-style sprinkler heads
The discharge pattern directs some water onto the ceiling
Which of the following is a feature of a cross-zoned smoke detection system
Two detectors must activate before an alarm is initiated
Which of the following is a function of a sprinkler head
Activate the fire alarm system
Which of the following is one of the two main types of smoke detectors
Ionization
Which part of a fire alarm system causes the system to indicate an alarm
Initiation device
Which part of the fire alarm system alerts the building occupants when the system is activated
Alarm notification device
Which part of the fire alarm system manages and monitors the proper operation of the system
Fire alarm control panel
Which smoke detection system features a delay of 30 to 60 seconds between activation and notification
Verification
Which sprinkler system valve uses a threaded shaft to indicate the position of the valve
Outside stem and yoke
Which statement about flame detectors is correct
Infrared or ultraviolet light sources may trigger a false alarm.
Which type of alarm notification system alerts only building occupants
Local alarm
Which type of alarm notification system is connected directly to a monitoring site owned and operated by the building's owner
Proprietary system
Which type of alarm notification system sends a signal to a third-party, off-site monitoring facility
Central station
Which type of alarm notification system sends an alarm signal directly to the fire department
Remote station system
Which type of automatic sprinkler system cannot be used in locales where building temperatures drop below freezing
Wet
Which type of automatic sprinkler system is usually installed in residential settings
Wet
Which type of automatic sprinkler system requires the activation of a secondary device before water is released into the sprinkler piping
Preaction
Which type of detector is commonly installed in air return ducts of large buildings
Air sampling
Which type of detector is typically found in aircraft hangars
Flame
Which type of extinguishing system is particularly well suited for use on fires involving cooking oils
Wet chemical
Which type of false alarm is caused by improper functioning of an alarm system
Nuisance
Which type of fire alarm annunciation system identifies the zone in which the alarm was initiated at the alarm control panel only
Zoned noncoded
Which type of fire alarm annunciation system identifies the zone in which the alarm was initiated both at the alarm control panel and through the audio notification device
Zoned coded
Which type of fire alarm system is most commonly installed in hospitals
Zoned coded
Which type of heat detector is activated by an increase in temperature that exceeds a set amount over a given period of time
Rate-of-rise heat detector
Which type of heat detector must be replaced after activation
Fixed temperature
Which type of heat detector uses wire or tubing strung along the ceiling of large open areas
Line
Which type of smoke detector is activated by the invisible products of combustion
Ionization
Which type of smoke detector is activated by the visible products of combustion
Photoelectric
Which type of smoke detector is more prone to false alarms from cooking fumes and shower steam
Ionization
Which type of smoke detector is the least prone to producing false alarms due to cooking fumes and shower steam
Photoelectric
Which type of smoke detector is used to protect large open areas, such as a church or an auditorium
Beam
Which type of sprinkler head has no cap or release mechanism
Deluge
Which type of sprinkler head uses a metal alloy that melts at a specific temperature
Fusible link
Which type of standpipe is intended for fire department use only
I