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2025 Perfect ITFAS-Level-1: Inspection and Testing of Fire Alarm Systems Level I Exam Training Courses
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NICET Inspection and Testing of Fire Alarm Systems Level I Exam Sample Questions (Q53-Q58):
NEW QUESTION # 53
Which two of the following should occur when a signal silence switch for a notification alarm is activated? (Choose two.)
- A. Visible appliances are deactivated.
- B. Door holders are deactivated.
- C. HVAC shutdown is deactivated.
- D. Audible appliances are deactivated.
Answer: A,D
Explanation:
Thesignal silence switchis used to silence audible signalswithout resetting the system or clearing the visual indicatorsof an alarm condition. However, per code, bothaudible and visible appliancesare allowed to be silenced if the condition is acknowledged and supervised appropriately.
NFPA 72 (2022), Section 10.11.5.2.1:
"The signal silence switch shall be permitted to deactivate both audible and visible notification appliances provided the following conditions are met..." Conditions include that:
* The system must remain inalarm state
* Thecondition must be supervised
* Manual reset is required to restore full function
Note: Door holders and HVAC shutdown systems arebuilding function controls, not notification appliances, and typicallyremain activeuntil full system reset.
Correct answer: Audible appliances are deactivated, Visible appliances are deactivated
NEW QUESTION # 54
According to NFPA 72, which statement is true as it pertains to the testing of audible alarm notification appliances?
- A. Sound pressure levels are required to be taken in sleeping areas only during initial acceptance testing.
- B. Sound pressure levels are required to be taken during initial acceptance and reacceptance testing.
- C. Sound pressure levels are required to be taken during initial acceptance and periodic testing.
- D. Sound pressure levels are required to be taken in hallways only during initial acceptance testing.
Answer: B
Explanation:
NFPA 72 requiressound pressure level measurementsto verify that audibility meets code requirements. This must be done duringinitial acceptanceandreacceptance testing(e.g., when system changes occur).
NFPA 72 (2022), Section 18.4.7.2:
"Sound pressure level measurements shall be taken and documented during acceptance and reacceptance testing." Correct answer: B. Sound pressure levels are required to be taken during initial acceptance and reacceptance testing.
NEW QUESTION # 55
Inspection records for all systems shall be kept for which length of time?
- A. 6 months
- B. Until the next test and 1 year
- C. Until AHJ reviews records and 1 year
- D. 5 years
Answer: B
Explanation:
NFPA 72 outlines theretention period for recordsof inspections and testing in Section14.6.3.1. These records are important for verification during audits or when reviewing system maintenance history.
NFPA 72 (2022), Section 14.6.3.1:
"Records shall be retained for a period of one year after the next test and until the next test is performed." This means records must be keptuntil the next test happensand for1 year after that, not just a fixed calendar period.
Correct answer: D. Until the next test and 1 year
NEW QUESTION # 56
Verification of a DACT's trouble signal to the fire alarm shall be received within a maximum of how many minutes when the primary telephone line is disconnected?
Answer: B
Explanation:
DACTs (Digital Alarm Communicator Transmitters) are required to supervise their telephone communication paths. If theprimary line is disconnected, the system must detect and transmit a trouble signal quickly.
NFPA 72 (2022), Section 26.6.4.4.4.2.3:
"Loss of the primary means of transmission shall be annunciated at the protected premises within 4 minutes." This ensures prompt identification and correction of communication issues.
Correct answer: C. 4
NEW QUESTION # 57
An inspector is testing the ground-fault monitoring circuit on the control panel. How does the inspector perform this test?
- A. Verify the ground-fault indication when circuits are grounded.
- B. Remove the signaling line circuit from the main control panel.
- C. Remove the primary power to the main control panel.
- D. Verify presence of a ground fault with a meter using the ohm scale.
Answer: A
Explanation:
Ground-fault monitoring circuits are required on many fire alarm systems to detect when a wire has unintentionally contacted a grounded surface. During testing, the inspectorintentionally introduces a ground to verify that the panel can detect it.
NFPA 72 (2022), Section 10.17.1:
"Ground-fault conditions shall be annunciated in accordance with the requirements of this Code." Testing method:
Thestandard functional testis tointentionally ground a circuit(typically using a known resistor) and verify the control panel indicates aground-fault supervisory signal.
Correct answer: D. Verify the ground-fault indication when circuits are grounded
NEW QUESTION # 58
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