FLSD Fire Alarm Systems 5

Question 1

When a fire alarm system is taken out of service for maintenance in a high-rise building, what is the REQUIRED compensatory measure?

Accepted Answer

Implement an approved fire watch

Answer

When a fire alarm system or portion of it is out of service, NFPA 72 and local codes require an approved fire watch to be implemented until the system is restored.

Question 2

A duct smoke detector in an HVAC system activates. What is the PRIMARY purpose of this detector?

Accepted Answer

To shut down the HVAC system and prevent smoke from circulating through ductwork

Answer

Duct smoke detectors are primarily designed to shut down HVAC equipment to prevent the spread of smoke throughout a building via the duct system.

Question 3

What is the minimum audible alarm sound pressure level required at a sleeping area in a residential occupancy under NFPA 72?

Accepted Answer

75 dB(A) at the pillow

Answer

NFPA 72 requires a minimum of 75 dB(A) measured at the pillow level to ensure sleeping occupants are awakened by a fire alarm.

Question 4

Which condition would cause a fire alarm system to enter 'alarm verification' mode?

Accepted Answer

A single smoke detector triggers in a system configured for verification

Answer

Alarm verification delays the alarm signal briefly after a single smoke detector activates, allowing time to confirm the signal is genuine and reduce nuisance alarms.

Question 5

During annual fire alarm testing in a high-rise office building, who is responsible for coordinating the test with the appropriate authority?

Accepted Answer

The building owner or their representative, such as the FLSD

Answer

The building owner or their designated representative, such as the FLSD, is responsible for coordinating fire alarm tests with the fire department and the monitoring company.

FLSD - Fire Life Safety Director Practice Test

FLSD - Fire Life Safety Director Practice Test

FLSD Fire Alarm Systems 5