S95 Fire Alarm System Components 4

Question 1

Per NFPA 72, what is the minimum secondary (battery) power requirement for a fire alarm system in most occupancies?

Accepted Answer

24 hours standby plus 5 minutes of alarm

Answer

4 hours standby plus 5 minutes of alarm

Answer

24 hours standby plus 4 hours of alarm

Answer

48 hours standby plus 10 minutes of alarm

Question 2

What is the designated primary power source for a fire alarm control panel (FACP)?

Accepted Answer

Commercial AC utility power

Answer

Sealed lead-acid battery bank

Answer

On-site emergency generator

Answer

Solar photovoltaic system

Question 3

In an addressable fire alarm system, what is assigned to each individual device on the signaling line circuit?

Accepted Answer

A unique address or identification code

Answer

A shared zone number

Answer

A fixed power rating

Answer

A factory-set sensitivity level that cannot change

Question 4

What key advantage does a Class A wiring configuration provide over Class B?

Accepted Answer

Continued circuit operation despite a single open or ground fault

Answer

Higher operating voltage capacity

Answer

Faster signal transmission speed

Answer

Elimination of end-of-line resistors

Question 5

Which of the following best describes the role of the fire alarm control panel (FACP)?

Accepted Answer

It monitors, controls, and coordinates all fire alarm system components

Answer

It only receives alarm signals from initiating devices

Answer

It only activates notification appliances when signaled by a sprinkler system

Answer

It serves solely as the secondary power supply for system devices

Question 6

A remote annunciator panel in a fire alarm system is used to:

Accepted Answer

Display system status information at a location remote from the main FACP

Answer

Replace the main FACP in small buildings

Answer

Provide supplemental battery backup capacity for the system

Answer

Control water flow to sprinkler zones

Question 7

A 'trouble' signal displayed on a fire alarm control panel indicates:

Accepted Answer

A fault or abnormal condition within the fire alarm system itself

Answer

An active fire alarm condition requiring evacuation

Answer

A supervisory off-normal condition in a fire suppression system

Answer

The system has been placed into test mode by a technician