AGENT EXAM 2025 QUESTIONS AND
ANSWERS
UL Standard for intrusion detectors - ANS 639
UL Standard for connectors and switches - ANS 634
When installing NC door contacts (open on alarm), the EOL resistor should be placed - ANS In
series at device
When installing NO door contacts (short on alarm), the EOL resistor should be placed -
ANS In parallel at device
A motion detector that uses a transmit frequency of 20 to 40 KHz is referred to as a: -
ANS Ultrasonic detector
A motion detector that uses a transmit frequency of 10-20 GHz is referred to as a: -
ANS Microwave detector
PIRs transmit on a frequency of 100-200 KHz. T or F - ANS False
T or F? PIRs are most sensitive to motion toward and away from the detector. - ANS False
T or F? Microwave detectors are most sensitive to motion toward and away from the detector.
- ANS True
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, Biased magnetic contacts are used for - ANS High security applications
T or F? Microwave detectors can penetrate glass, wood paneling and Sheetrock. - ANS True
T or F? Dual technology motion detectors are used to reduce false alarms. - ANS True
T or F? PIRs utilize the Doppler shift principle to detect motion. - ANS False
Why are reed contacts are plated with rhodium or similar materials? - ANS To prevent
welding
What is the National Electric Code? - ANS NFPA 70
What is the National Fire Alarm Code? - ANS NFPA 72
Which UL standard covers the installation of burglar alarms? - ANS 681
What does the ANSI/SIA OSIPS DVI standard cover? - ANS Video and ip related interface
TIA/EIA 568 standard relates to: - ANS Structured wiring
Who has final say on fire alarm system installation? - ANS AHJ
T or F? Since ADA is a law, it has no effect on Codes. - ANS False
T or F? Codes and Standards both have the same meaning. - ANS False
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