NICET Inspection and Testing of Fire Alarm Systems Level I 認定 ITFAS-Level-1 試験問題:

1. An inspector is testing the ground-fault monitoring circuit on the control panel. How does the inspector perform this test?

A) Remove the primary power to the main control panel.
B) Verify the ground-fault indication when circuits are grounded.
C) Verify presence of a ground fault with a meter using the ohm scale.
D) Remove the signaling line circuit from the main control panel.

2. What is the maximum travel distance between two fire alarm boxes measured horizontally on the same floor?

A) 60 feet (18.3 meters)
B) 30 feet (9.1 meters)
C) 200 feet (61 meters)
D) 90 feet (27 meters)

3. Notification appliances in a fire alarm system produce a distinctive evacuation signal that does which of the following?

A) Alternates on for 1 second, off for 1.5 seconds
B) Provides a 3-pulse temporal pattern
C) Provides a 4-pulse temporal pattern
D) Alternates on for 1 second, off for 1 second

4. An inspector has been given a list of 45 devices and 1 fire alarm control unit that needs to be inspected at a job site. The inspector knows it takes on average about 2 minutes to inspect 1 device with documentation. Also, the inspector knows it takes 20 minutes to perform the required tests on the fire alarm control unit and get the system restored.
How long does the inspector tell the owner that the fire alarm system is expected to be impaired?

A) 1 hour, 50 minutes
B) 1 hour, 10 minutes
C) 1 hour, 30 minutes
D) 1 hour, 5 minutes

5. At which height above the floor is the sound level measured for public and private modeaudible devices?

A) 7.5 feet (2.3 meters)
B) 5.0 feet (1.5 meters)
C) 2.5 feet (0.7 meter)
D) 8.0 feet (2.4 meters)

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