NICET ITFAS-Level-1 Dumps - 100% Cover Real Exam Questions (Updated 87 Questions)
Real ITFAS-Level-1 dumps - Real NICET dumps PDF
NEW QUESTION # 42
Lights used for fire alarm signaling shall be which of the following colors?
- A. Clear or nominal white
- B. Clear or blue
- C. Clear or amber
- D. Clear or red
Answer: D
Explanation:
Visible notification appliances used in fire alarm systems (like strobes) must be eitherclear or redto distinguish them from other building systems.
NFPA 72 (2022), Section 18.5.1.4:
"Visible signals used in fire alarm systems shall be clear or nominal red in color." This ensuresstandardized visual recognitionduring fire emergencies.
Correct answer: D. Clear or red
NEW QUESTION # 43
An inspector is testing the ground-fault monitoring circuit on the control panel. How does the inspector perform this test?
- A. Verify presence of a ground fault with a meter using the ohm scale.
- B. Remove the primary power to the main control panel.
- C. Remove the signaling line circuit from the main control panel.
- D. Verify the ground-fault indication when circuits are grounded.
Answer: D
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 # 44
When shall the elevator alternate level recall function be initiated?
- A. When elevator Phase I recall fails to initiate
- B. With activation of a general building alarm
- C. In response to activation of a smoke detector located at the designated elevator lobby
- D. In response to activation of a smoke detector located on a floor above designated lobby
Answer: C
Explanation:
Elevator alternate level recall is a life safety feature designed to prevent passengers from arriving at a smoke- compromised floor. NFPA 72 and elevator codes dictate that this function must activatewhen smoke is detected at the primary recall level (designated lobby).
NFPA 72 (2022), Section 21.3.3.1:
"When the elevator lobby smoke detector required for the designated recall level is activated, the elevator shall be recalled to an alternate level." This action prevents elevators from opening at a smoke-filled lobby.
Correct answer: A. In response to activation of a smoke detector located at the designated elevator lobby
NEW QUESTION # 45
Which three of the following branch circuit characteristics are required for circuit identification and accessibility of the fire alarm equipment's primary power supply? (Choose three.)
- A. The system circuit disconnect shall be permanently identified as "Fire Alarm."
- B. The system circuit disconnect shall be permanently identified at the control unit.
- C. Where a circuit breaker is the disconnecting means, a breaker locking device shall be labeled.
- D. Where a circuit breaker is the disconnecting means, a breaker locking device shall be installed.
Answer: A,B,D
Explanation:
NFPA 72 requires strict identification and protection of theprimary power supplycircuit to the fire alarm control unit (FACU) to prevent unauthorized disconnection.
NFPA 72 (2022), Section 10.6.5.2.1:
"The circuit disconnecting means shall be identified as 'FIRE ALARM CIRCUIT' at the point of disconnect and at the fire alarm control unit." Section 10.6.5.2.2:
"A circuit breaker used as the disconnecting means shall be protected from unauthorized operation by a locking device." There isno requirementfor the locking device to be labeled - it only must be installed.
Correct answers:
* The system circuit disconnect shall be permanently identified as "Fire Alarm."
* The system circuit disconnect shall be permanently identified at the control unit.
* Where a circuit breaker is the disconnecting means, a breaker locking device shall be installed.
NEW QUESTION # 46
What is the maximum number of attempts that a digital alarm communicator transmitter (DACT) is allowed to make before a trouble condition shall be indicated?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
Explanation:
DACTs must attempt communication within a certain number of tries. If all attempts fail, the panel must initiate atrouble condition.
NFPA 72 (2022), Section 26.6.4.4.4.2.1:
"A maximum of 10 attempts on one line and 2 attempts on the other line shall be permitted before a trouble signal is indicated." That totals12 attemptsbefore declaring communication failure.
NEW QUESTION # 47
Within what time limit shall a sprinkler waterflow alarm-initiating device activate?
- A. 100 seconds
- B. 120 seconds
- C. 180 seconds
- D. 90 seconds
Answer: B
Explanation:
NFPA 72 defines a time requirement for how quickly a waterflow switch must respond when a sprinkler system activates. The waterflow initiating device (typically a paddle-type switch) must send an alarmwithin
90 seconds, but the system may have aretard delayof up to90 seconds, making the total allowable time120 seconds.
NFPA 72 (2022), Section 17.13.2:
"Waterflow alarm-initiating devices shall be set to operate within 90 seconds after the flow begins. Retard devices shall not delay the signal more than an additional 90 seconds." Thus, the maximumtotal activation timeis:
90 seconds operation + 90 seconds retard =120 seconds max
Correct answer: C. 120 seconds
NEW QUESTION # 48
What is the testing frequency of a remote annunciator?
- A. Monthly
- B. Quarterly
- C. Annually
- D. Semiannually
Answer: C
Explanation:
Remote annunciators provide fire alarm system status at secondary locations. NFPA 72 mandatesannual functional testingof these devices to ensure they correctly display and sound appropriate signals.
NFPA 72 (2022), Table 14.4.3.2 - Testing Methods and Frequencies:
Category:Annunciators (remote)
Frequency:Annually
Test Method:"Verify correct visual/audible indication of alarm, supervisory, and trouble signals." Technicians must activate actual alarm, supervisory, and trouble signals and confirm they display correctly at the remote annunciator.
Correct answer: D. Annually
NEW QUESTION # 49
How often should radio transmitters be inspected?
- A. Annually
- B. Monthly
- C. Quarterly
- D. Semiannually
Answer: C
Explanation:
Radio transmitters used in fire alarm systems for off-premises signal transmission must be inspected to verify physical condition, connections, and proper operation. The requiredinspection interval is quarterly.
NFPA 72 (2022), Table 14.3.1 - Inspection Frequencies:
"Radio transmitters" # Frequency: Quarterly
Correct answer: B. Quarterly
NEW QUESTION # 50
Records of inspections, testing, and maintenance shall be provided in accordance with which section of NFPA 72?
- A. 14.6.3
- B. 7.6.6
- C. 10.5.3
- D. 7.8.2
Answer: A
Explanation:
This is a documentation requirement, and it's found inChapter 14of NFPA 72, which deals withInspection, Testing, and Maintenance.
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.
Records shall be made available to the authority having jurisdiction upon request." Section14.6.3lays out theformat, retention, and content requirementsfor inspection, testing, and maintenance records.
Correct answer: D. 14.6.3
Tip: For questions involvingrecordkeeping, head straight toChapter 14, especially section14.6.
NEW QUESTION # 51
How often should a monitored fire alarm system be inspected for trouble signals?
- A. Annually
- B. Monthly
- C. Weekly
- D. Semiannually
Answer: C
Explanation:
NFPA 72 requires thattrouble signalsbe inspectedweeklyon monitored fire alarm systems toensure the system can detect and report problems in a timely manner.
NFPA 72 (2022), Table 14.3.1 - Inspection Frequencies:
"Supervising station systems - Trouble signals"#Weekly
This ensures any open circuits, ground faults, or system issues are discovered promptly.
Correct answer: A. Weekly
NEW QUESTION # 52
Which is true of the phone lines on a Digital Alarm Communicator Transmitter (DACT) when no other methods are in use?
- A. Two separate phone lines are required.
- B. Phone lines must be dedicated.
- C. Primary line should be connected to the PSTN.
- D. Test signal must be sent every 24 hours.
Answer: A
Explanation:
When aDACTis the only method of off-premises signal transmission, itmustbe connected totwo separate telephone linesto ensure redundancy in case one line fails.
NFPA 72 (2022), Section 26.6.4.4.4.1:
"DACTs shall be connected to two separate phone lines (one primary, one secondary). Loss of the primary line shall result in a supervisory signal." This redundancy ensures system reliability when using traditional telephone-based communication.
Correct answer: D. Two separate phone lines are required
NEW QUESTION # 53
Which of the following is the inspection frequency of the candela rating of visible appliances?
- A. Initial acceptance and if a malfunction occurs
- B. Initial acceptance and quarterly
- C. Initial acceptance and semiannually
- D. Initial acceptance and no further inspections
Answer: A
Explanation:
Candela ratings arevisually confirmedduringinitial acceptance. Further inspection is requiredonly if a device malfunction occursor areacceptance testis performed.
NFPA 72 (2022), Section 18.5.5.7:
"The candela rating shall be verified at initial acceptance and when there is reason to believe the device is not operating properly."
NEW QUESTION # 54
When testing a room temperature switch, below what temperature does the off-normal signal occur?
- A. 32 °F (0.0 °C)
- B. 40 °F (4.4 °C)
- C. 50 °F (10.0 °C)
- D. 45 °F (7.2 °C)
Answer: B
Explanation:
Room temperature switches are used to detectfreezing conditionsin environments such as sprinkler valve rooms. An off-normal (supervisory) condition is triggered if the temperature dropsbelow 40 °F (4.4 °C).
NFPA 72 (2022), Section A.17.16.1.1:
"Low-temperature supervisory signals shall be initiated when the temperature falls below 40 °F (4.4 °C) unless otherwise specified." This signal helps prevent system damage or failure due to freezing.
Correct answer: B. 40 °F (4.4 °C)
NEW QUESTION # 55
Secondary power shall automatically provide power to a protected premises system within how many seconds after the primary power fails?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
Explanation:
NFPA 72 specifies a strict timeframe for the automatic switchover tosecondary powerafter loss of primary power.
NFPA 72 (2022), Section 10.6.7.1.2:
"Transfer to secondary power shall occur within 30 seconds after loss of primary power." This ensures uninterrupted monitoring and alarm functions during outages.
Correct answer: B. 30
NEW QUESTION # 56
Primary power supplies shall be functionally tested at which interval?
- A. Every 3 months
- B. Every 6 months
- C. Every month
- D. Every 12 months
Answer: D
Explanation:
Thefunctional test of the primary power supplyensures that the fire alarm system responds properly to a loss of power and transitions to secondary power.
NFPA 72 (2022), Table 14.4.3.2 - Test Methods and Frequencies:
Primary power supply is required to be testedannually, which equates toevery 12 months.
Correct answer: D. Every 12 months
NEW QUESTION # 57
After the secondary power supply has operated the fire alarm system under quiescent load,the secondary power shall be capable of operating all alarm notification appliances for which length of time?
- A. 10 minutes
- B. 1 hour
- C. 5 minutes
- D. 24 hours
Answer: A
Explanation:
Secondary power supplies must meet minimum performance durations to ensure alarm operation when primary power fails. According to NFPA 72, the system must be able to:
NFPA 72 (2022), Section 10.6.7.2.1.1:
"The secondary power supply shall have sufficient capacity to operate the system under quiescent load for a minimum of 24 hours, followed by 5 minutes of alarm (for emergency voice/alarm communication systems, 15 minutes of alarm), unless otherwise permitted by 10.6.7.2.1.2." However, thedefault minimumfor most systems (non-voice) is:
* 24 hours in normal (quiescent) mode
* Followed by 5 minutes of full alarm operation
Correct answer: A. 5 minutes
NEW QUESTION # 58
Secondary power for the fire alarm primary power supply shall be tested under which load?
- A. Minimum load
- B. Maximum load
- C. Supervisory load
- D. Half load
Answer: C
Explanation:
NFPA 72 requires that the secondary power supply be capable of powering the fire alarm system under quiescent or supervisory loadfor 24 hours, followed by full alarm load for a minimum time (typically 5 or
15 minutes depending on system type).
NFPA 72 (2022), Section 10.6.7.2.1.1:
"The secondary power supply shall have sufficient capacity to operate the system under quiescent load (supervisory condition) for a minimum of 24 hours..." Testing should verify operation under thissupervisory (normal monitoring)condition.
Correct answer: D. Supervisory load
NEW QUESTION # 59
Which two of the following should occur when a signal silence switch for a notification alarm is activated? (Choose two.)
- A. HVAC shutdown is deactivated.
- B. Audible appliances are deactivated.
- C. Visible appliances are deactivated.
- D. Door holders are deactivated.
Answer: B,C
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 # 60
What is the interval of a trouble signal test for retransmission to an off-premises location?
- A. Weekly
- B. Monthly
- C. Annually
- D. Semiannually
Answer: C
Explanation:
NFPA 72 requires annual testing to ensuretrouble signalsare correctly transmitted to the off-premises monitoring location (e.g., central station).
NFPA 72 (2022), Table 14.4.3.2 - Testing Frequencies and Methods:
Under "Off-Premises Transmission Equipment,"trouble signalsare testedannually.
This ensures that the system will properly report malfunctions.
Correct answer: D. Annually
NEW QUESTION # 61
When is a shunt trip operated to power down an elevator?
- A. When a sprinkler head is activated
- B. When a pull station is activated
- C. When a smoke detector is tripped
- D. When a heat detector is tripped
Answer: A
Explanation:
Elevators must beshut downwhen there iswater dischargein the hoistway to prevent electrical hazards and damage. This shutdown is done using ashunt trip breaker.
NFPA 72 (2022), Section 21.4.2:
"Where sprinklers are located in the elevator machine room, control space, or hoistway, means shall be provided to automatically disconnect the main power supply to the elevator prior to the application of water." This is triggeredby a waterflow switch or heat detector, but the standard design uses thesprinkler head activationas the point of shutdown via heat detector.
Important: While the heat detector usually triggers the shunt trip, thesprinkler head activationis the condition being detected.
Correct answer: D. When a sprinkler head is activated
NEW QUESTION # 62
Which of the following signals takes highest priority?
- A. Supervisory
- B. Restoral
- C. Trouble
- D. Pre-alarm
Answer: D
Explanation:
Signal priorities determine the order in which events are processed and displayed by the fire alarm system.
NFPA 72 (2022), Annex A.10.14.3 and system programming guidelines:
While not directly listed in a table, systems are programmed such that:
* Alarm (including pre-alarm)has the highest priority
* Followed bysupervisory, thentrouble, and finallyrestoral
Pre-alarm is part ofalarm initiation logicand is treated as high-priority due to its potential escalation.
Correct answer: A. Pre-alarm
NEW QUESTION # 63
When the main power is disconnected, how long should a power supply with emergency voice communication systems work in alarm mode?
- A. Maximum of 15 minutes
- B. Minimum of 15 minutes
- C. Minimum of 5 minutes
- D. Maximum of 5 minutes
Answer: B
Explanation:
Emergency voice/alarm communication systems must continue functioning after a loss of primary power for a minimum of 24 hours in standby, followed by15 minutes of alarmoperation.
NFPA 72 (2022), Section 10.6.7.2.1.1 (Exception):
"...followed by 15 minutes of alarm for emergency voice/alarm communication systems." This ensures that occupants can still hear evacuation messages even during a power outage.
Correct answer: D. Minimum of 15 minutes
NEW QUESTION # 64
Where smoke detectors are installed for protection during construction, they shall be cleaned and verified to be within the marked sensitivity range before which event?
- A. Final cleaning
- B. Final commissioning
- C. Walk-through by engineer
- D. Pre-test of system
Answer: B
Explanation:
If smoke detectors are installed during construction, they are likely exposed to dust or debris. NFPA 72 requires that these becleaned and tested for sensitivitybeforefinal commissioningof the system.
NFPA 72 (2022), Section 17.7.1.11:
"Where detectors are used for protection during construction, they shall be cleaned or replaced prior to final system commissioning." This ensures proper performance and prevents false alarms.
Correct answer: B. Final commissioning
NEW QUESTION # 65
Within a fire alarm control unit, what is the maximum delay in seconds for alarm system responses after the initiation device has been activated?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
Explanation:
After an initiating device (like a smoke detector or pull station) is triggered, NFPA 72 limits how long the control unit can delay its responseto initiating notification appliances and/or signal transmission.
NFPA 72 (2022), Section 10.11.1.1:
"Fire alarm and emergency alarm initiating devices shall be arranged to initiate the intended alarm or response within 10 seconds unless otherwise permitted. The total delay shall not exceed 30 seconds." Correct answer: C. 30 seconds
NEW QUESTION # 66
What must be done if the frequency of sensitivity testing is extended to 5 years?
- A. Records of nuisance alarms shall be maintained.
- B. Records of serial numbers shall be maintained.
- C. Detectors must be located in the same area.
- D. Detectors must be from the same manufacturer.
Answer: A
Explanation:
Normally, smoke detector sensitivity testing is requiredevery two years, butNFPA 72 allows extension up to five yearsif thedetectors have not experienced frequent nuisance alarmsand accuraterecords of performanceare maintained.
NFPA 72 (2022), Section 14.4.4.3.2:
"Where detectors are cleaned and maintained and where records of nuisance alarms and changes in detector locations are kept, the sensitivity testing interval shall be permitted to be extended to 5 years." Keeping a log of nuisance alarms helps assess the reliability of the detectors over time.
Correct answer: C. Records of nuisance alarms shall be maintained
NEW QUESTION # 67
......
Realistic ExamTorrent ITFAS-Level-1 Dumps PDF - 100% Passing Guarantee: https://www.examtorrent.com/ITFAS-Level-1-valid-vce-dumps.html
Free NICET ITFAS-Level-1 Exam Questions and Answer: https://drive.google.com/open?id=1AovB5D4xjEdYGCBB8BWslhIS1wM8QUtn
