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The Class B system, for initiating devices, connects through a two-wire circuit and _________.


A) Does not use an end of line device
B) Uses an end of line device
C) Is an outdated system no longer used in the United States
D) Uses a series limiting resistor

E) A) and B)
F) B) and C)

Correct Answer

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Indicator devices are considered output devices from the point of view of the control unit.

A) True
B) False

Correct Answer

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Voltage ratings for power-limited fire alarm circuit conductors must be rated to __________.


A) 150V
B) 300V
C) 600V
D) 1000V

E) All of the above
F) B) and C)

Correct Answer

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Duct detectors are installed ____________.


A) As a substitute for area smoke detectors
B) Next to fresh air returns
C) In all residential locations
D) As a means of shutting down airflow when smoke is detected

E) All of the above
F) A) and B)

Correct Answer

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Life safety is the primary goal of a fire alarm system.

A) True
B) False

Correct Answer

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What is not a common output indicator for a control panel?


A) Normal
B) Alarm
C) Standby
D) Trouble

E) A) and B)
F) None of the above

Correct Answer

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Spacing of smoke detectors on flat surfaces can be a distance of up to _________.


A) 10ft.
B) 30ft.
C) 50ft.
D) 100ft.

E) A) and B)
F) All of the above

Correct Answer

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What type of smoke detector is most sensitive to particles smaller than 1µm?


A) Air sampling detector
B) Projected beam detector
C) Photoelectric detector
D) Ionization detector

E) B) and D)
F) B) and C)

Correct Answer

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A device that detects visible or invisible particles of combustion is a _______.


A) Heat alarm
B) Heat detector
C) Smoke detector
D) Thermistors

E) C) and D)
F) B) and D)

Correct Answer

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What statement about central station fire alarm systems is true?


A) Are owned and operated by the property owner of the protected premise
B) The central station must be located in the same state as the protected premise
C) The central station must be listed and approved by a recognized testing agency and the AHJ
D) Central stations will only provide service to individual clients

E) All of the above
F) A) and B)

Correct Answer

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