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| 81. (233) What must the primary and remote annunciators be capable of in an intrusion detection system (IDS)? a. Provide dual line of detection. b. Operate independently of one another. c. Backup power for one another. d. Located within the same area for redundancy. |
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| 82. (233) On a sensor system the annunciation display must be able to differentiate between a. alarms and tampers. b. alarms and equipment failures. c. tampers and nuisance alarms. d. failed self test and power loss. |
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| 83. (233) The interior sensor that operates on a principle of magnetic fields imposed on a reed switch is a a. dual-phenomenology. b. passive infrared sensor. c. balanced magnetic switch. d. ported coaxial cable sensor. |
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| 84. (234) Which personnel identification device provides positive identification through measurement of biometrics? a. Cardreader personal identification number (PIN) pad. b. Cardreader prompt. c. Hand geometry unit (HGU). d. X-ray machine. |
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| 85. (234) On the advanced entry control system (AECS), which panel configuration monitors sensors and reports any alarm conditions detected? a. Security. b. Distribution. c. Portal control. d. Intrusion detection. |
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| 86. (234) What device on the advanced entry control system (AECS) allows the operator to install, review, modify, and broadcast databases created to all other workstations? a. Enrollment operator workstation. b. System administrator terminal. c. Enrollment master station. d. Security workstation. |
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| 87. (234) How many hours of power must the uninterrupted power supply (UPS) in an advanced entry control system (AECS) provide in the event that the station power is lost? a. 4. b. 6. c. 8. d. 10. |
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| 88. (235) Which site configuration was designed to provide coverage for a small geographical area? a. Single-site. b. Multi-site. c. Simulcast. d. Multicast. |
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| 89. (236) What provides the interface between dispatch consoles and the central controller in a trunking system? a. Modems. b. Access control. c. Switching equipment. d. System management computer. |
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| 90. (236) How many talkgroups can a trunked mobile radio monitor at one time? a. 1. b. 2. c. 3. d. every talkgroup programmed in the radio. |
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| 91. (236) What has the ability to patch different talkgroups together? a. Control station. b. Dispatch console. c. Portable. d. Mobile. |
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| 92. (237) What Air Force instruction (AFI) requires communications squadrons to maintain “installation warning systems”? a. AFI 10–2501. b. AFI 21–116. c. AFI 33–106. d. AFI 33–118. |
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| 93. (237) What is a common problem with a mass alert system in a deployed environment? a. Low power out. b. Efficiency. c. Cleanliness. d. Reliability. |
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| 94. (238) In the Whelen siren stacks, what size driver does a speaker cell contain? a. 40–watt. b. 60–watt. c. 100–watt. d. 400–watt. |
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| 95. (238) In the Whelen siren cabinet, what controls signal routing and power distribution of the system? a. Landline board. b. Control board. c. Motherboard. d. Radio board. |
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| 96. (238) With the Whelen configuration software, which tabs allow you to troubleshoot the system? a. Status and multi-format decoding (MFD). b. Status and dual tone multi-frequency (DTMF). c. Status and radio. d. Status and siren. |
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