FPE Fire Detection & Alarm Systems

Question 1

Which NFPA standard is the primary governing document for fire detection and alarm signaling systems in the United States?

Accepted Answer

NFPA 72

Answer

NFPA 13

Answer

NFPA 25

Answer

NFPA 101

Question 2

What type of smoke detector uses light-scattering technology and is most effective at detecting slow, smoldering fires?

Accepted Answer

Photoelectric-type detector

Answer

Ionization-type detector

Answer

Rate-of-rise heat detector

Answer

Projected beam detector

Question 3

Per NFPA 72, what is the maximum mounting height for the operable part of a manual fire alarm pull station above finished floor level?

Accepted Answer

60 inches

Answer

42 inches

Answer

48 inches

Answer

54 inches

Question 4

What is the maximum time delay permitted between the start of sprinkler waterflow and transmission of a waterflow alarm signal per NFPA 72?

Accepted Answer

90 seconds

Answer

30 seconds

Answer

60 seconds

Answer

120 seconds

Question 5

According to NFPA 72, what minimum sound pressure level must audible notification appliances produce in sleeping areas?

Accepted Answer

75 dBA

Answer

55 dBA

Answer

65 dBA

Answer

85 dBA

Question 6

In a fire alarm system, which circuit type connects initiating devices such as smoke detectors and pull stations back to the fire alarm control panel?

Accepted Answer

Initiating device circuit (IDC)

Answer

Notification appliance circuit (NAC)

Answer

Signaling line circuit (SLC)

Answer

Common battery circuit

Question 7

Which wiring class in NFPA 72 requires a redundant return path so that a single open circuit fault does not disable the entire circuit?

Accepted Answer

Class A

Answer

Class B

Answer

Class C

Answer

Class D