S95 Inspection and Testing Procedures 3

Question 1

Which test method is used to verify the correct operation of a carbon monoxide detector in a fire alarm system?

Accepted Answer

Functional test with listed CO test gas

Answer

Magnet activation test

Answer

Photometric light beam test

Answer

Heat lamp exposure test

Question 2

When inspecting a fire alarm control panel (FACP), which of the following conditions requires immediate corrective action?

Accepted Answer

A ground fault indication on the alarm circuit

Answer

A trouble signal for a low battery with 24 hours remaining

Answer

A supervisory signal from a sprinkler valve

Answer

A lamp test button that illuminates all LEDs

Question 3

How should a technician test a beam-type smoke detector with a fixed threshold?

Accepted Answer

Reduce the beam signal by the required amount using a calibrated filter or by blocking the beam partially

Answer

Apply aerosol smoke directly to the transmitter lens

Answer

Replace the transmitter unit with a test transmitter

Answer

Use a magnet to simulate an alarm condition

Question 4

According to NFPA 72, primary power to a fire alarm system must be tested to verify it operates for at least:

Accepted Answer

24 hours on standby then 5 minutes of alarm

Answer

4 hours on standby then 5 minutes of alarm

Answer

24 hours on standby then 15 minutes of alarm

Answer

72 hours on standby then 15 minutes of alarm

Question 5

A technician conducting a pathway survivability test on a fire alarm circuit disconnects one end of a Class B circuit. What is the expected result?

Accepted Answer

A trouble indication on the FACP

Answer

No change in system status

Answer

An alarm signal on the FACP

Answer

The circuit self-heals to an alternate path

Question 6

During inspection, a sprinkler system control valve supervisory switch is found to be in the closed-valve position. The correct action is to:

Accepted Answer

Test the switch and restore the valve to open before leaving

Answer

Log the finding and inform the building owner at the next scheduled visit

Answer

Disable the supervisory zone at the FACP

Answer

Only notify the AHJ — the valve is not part of the fire alarm scope

Question 7

Which tool is required to perform an operational test of a waterflow alarm switch on a wet-pipe sprinkler system without discharging water?

Accepted Answer

Inspector's test valve at the end of the branch line

Answer

Pitot gauge

Answer

Main drain valve at the riser

Answer

Flow control meter on the supply main