TFM 12 MAIN EXAMINATION UPDATED QUESTIONS AND
ANSWERS GRADED A+
✔✔In a one or two family dwelling, where must smoke detectors be located? - ✔✔All
sleeping rooms, outside of each sleeping area and on all levels of the dwelling,
(including basements).
✔✔Where must spot-type heat and smoke sensors be located on walls? - ✔✔Between
4in and 12in from the ceiling
✔✔When more than one detector is used on a ceiling, what spacing measurement shall
be used? - ✔✔All points shall have a detector equal to 0.7 times the listed spacing.
✔✔Can a detector be installed during construction? - ✔✔Only if they are replaced upon
completion of construction
✔✔As the mounting location of smokes and heats gets higher, the listed spacing must
be reduced. T/F? - ✔✔True
✔✔What is a water flow device? - ✔✔An attachment to the sprinkler system that can
detect a predetermined rate of water flow, and is able to initiate the fire alarm.
✔✔When water flow occurs that is equal to or greater than the flow of a single sprinkler,
how quickly shall the alarm signal initiate? - ✔✔Within 90 seconds
✔✔Can smoke detectors be installed within an air duct system? - ✔✔Only when not
used as substitution for open air protection
✔✔Detectors shall be _________ for the purpose for which they are being used. -
✔✔Listed
✔✔Which Signals must take priority over all other signals? - ✔✔Fire
✔✔All extinguishment systems with automatic detection equipment for activation shall
also have...? - ✔✔Means for manual activation (pull station)
✔✔How many fire alarm boxes (pull stations) are required in systems employing
automatic fire or water flow detectors? - ✔✔At least one, located where required by the
authority having jurisdiction.
✔✔The activation of one automatic door closing device shall initiate what? - ✔✔The
activation of all door closing devices in the smoke-proof enclosure.
, ✔✔The number of water flow switches connected to a single initiating device circuit
shall not exceed....? - ✔✔5
✔✔The number of supervisory devices connected to a single initiating device circuit
shall not exceed....? - ✔✔20
✔✔A rise or fall of how many inches in a pressured water tank must initiate a
supervisory signal? - ✔✔3
✔✔A rise or fall of how many inches in a non-pressured water tank must initiate a
supervisory signal? - ✔✔12
✔✔A fall below what temperature water tank must initiate a supervisory signal? - ✔✔40
✔✔Detectors and appliances can be supported by their wires. T/F? - ✔✔False
✔✔Fire alarm pull boxes shall be located where? - ✔✔They must be within 5ft of the
exit doorway on each floor.
✔✔Partitions shall cause spaces to be considered separate rooms when they extend to
within _________ % of the ceiling height. - ✔✔15
✔✔Non fire alarm equipment is permitted to be integrated with the fire alarm system so
long as...? - ✔✔Any grounds or short circuits in this equipment do not cause
interference with the fire alarm equipment.
✔✔What is the purpose of an end of line resistor? - ✔✔To supervise the current flowing
through appliance and detector circuits
✔✔Must the fire alarm devices within the elevator hoist way be integrated with the fire
alarm? - ✔✔Yes
✔✔Wall mounted appliances must be located between which two distances above a
finished floor? - ✔✔Not less than 80 inches and not greater than 96 inches above the
finished floor.
✔✔Average ambient sound levels greater than _____ shall require the use of ______ -
✔✔105db, Visual notification appliances
✔✔Any device intended to lock or unlock the exits shall be _______ - ✔✔Connected to
the fire alarm system
ANSWERS GRADED A+
✔✔In a one or two family dwelling, where must smoke detectors be located? - ✔✔All
sleeping rooms, outside of each sleeping area and on all levels of the dwelling,
(including basements).
✔✔Where must spot-type heat and smoke sensors be located on walls? - ✔✔Between
4in and 12in from the ceiling
✔✔When more than one detector is used on a ceiling, what spacing measurement shall
be used? - ✔✔All points shall have a detector equal to 0.7 times the listed spacing.
✔✔Can a detector be installed during construction? - ✔✔Only if they are replaced upon
completion of construction
✔✔As the mounting location of smokes and heats gets higher, the listed spacing must
be reduced. T/F? - ✔✔True
✔✔What is a water flow device? - ✔✔An attachment to the sprinkler system that can
detect a predetermined rate of water flow, and is able to initiate the fire alarm.
✔✔When water flow occurs that is equal to or greater than the flow of a single sprinkler,
how quickly shall the alarm signal initiate? - ✔✔Within 90 seconds
✔✔Can smoke detectors be installed within an air duct system? - ✔✔Only when not
used as substitution for open air protection
✔✔Detectors shall be _________ for the purpose for which they are being used. -
✔✔Listed
✔✔Which Signals must take priority over all other signals? - ✔✔Fire
✔✔All extinguishment systems with automatic detection equipment for activation shall
also have...? - ✔✔Means for manual activation (pull station)
✔✔How many fire alarm boxes (pull stations) are required in systems employing
automatic fire or water flow detectors? - ✔✔At least one, located where required by the
authority having jurisdiction.
✔✔The activation of one automatic door closing device shall initiate what? - ✔✔The
activation of all door closing devices in the smoke-proof enclosure.
, ✔✔The number of water flow switches connected to a single initiating device circuit
shall not exceed....? - ✔✔5
✔✔The number of supervisory devices connected to a single initiating device circuit
shall not exceed....? - ✔✔20
✔✔A rise or fall of how many inches in a pressured water tank must initiate a
supervisory signal? - ✔✔3
✔✔A rise or fall of how many inches in a non-pressured water tank must initiate a
supervisory signal? - ✔✔12
✔✔A fall below what temperature water tank must initiate a supervisory signal? - ✔✔40
✔✔Detectors and appliances can be supported by their wires. T/F? - ✔✔False
✔✔Fire alarm pull boxes shall be located where? - ✔✔They must be within 5ft of the
exit doorway on each floor.
✔✔Partitions shall cause spaces to be considered separate rooms when they extend to
within _________ % of the ceiling height. - ✔✔15
✔✔Non fire alarm equipment is permitted to be integrated with the fire alarm system so
long as...? - ✔✔Any grounds or short circuits in this equipment do not cause
interference with the fire alarm equipment.
✔✔What is the purpose of an end of line resistor? - ✔✔To supervise the current flowing
through appliance and detector circuits
✔✔Must the fire alarm devices within the elevator hoist way be integrated with the fire
alarm? - ✔✔Yes
✔✔Wall mounted appliances must be located between which two distances above a
finished floor? - ✔✔Not less than 80 inches and not greater than 96 inches above the
finished floor.
✔✔Average ambient sound levels greater than _____ shall require the use of ______ -
✔✔105db, Visual notification appliances
✔✔Any device intended to lock or unlock the exits shall be _______ - ✔✔Connected to
the fire alarm system
