Security Science Quiz: January

Test your security knowledge with SSI’s Security Science Quiz!

1. What UL standard applies to access control systems and units?

  1. UL 294
  2. UL 492
  3. UL 681
  4. UL 827

2. A ‘proprietary burglar alarm unit and system’ is listed under which UL standard?

  1. UL 681
  2. UL 985
  3. UL 1023
  4. UL 1076

3. Electrostatic discharge (ESD) can damage:

  1. An RJ-31X Jack
  2. CMOS integrated circuits and modules
  3. Double-pole, double-throw relays
  4. Voltage regulators

4. Nonvolatile flash memory is utilized to:

  1. Comply with the FCC requirements of Part A
  2. Comply with the FCC requirements of Part B
  3. Prevent the panel from losing data when the power is lost
  4. Create an internal event log of all system activity

5. A super-capacitor can be utilized to perform the following:

  1. Derived channel technology
  2. Comply with UL 294 standards
  3. Provide limited power in the absence of primary power or backup battery
  4. Comply with UL 1076 standards

6. Access control system auxiliary power shall not be used on:

  1. Power locks
  2. Request to exit motion detectors
  3. Auxiliary relays
  4. Interface modules

7. When using a static strap to ensure protection from ESD, what is one of the first things that needs to be performed by the technician?

  1. Touch the panel
  2. Mount the enclosure on the wall
  3. Install 18 AWG to the system’s power transformer
  4. Ground the control panel set

8. When using cable shield wiring it should only be grounded at the panel’s earth ground location, since grounding on both ends can cause:

  1. Disruptive ground loops
  2. High resistance
  3. Low resistance
  4. Fluctuating resistance

9. The general temperature environment that an access control system is designed and tested to operate under is:

  1. 15° C to 59° C operating, -55° C to 85° C storage
  2. 0° C to 49° C operating, -55° C to 85° C storage
  3. 0° C to 100° C operating, -55° C to 85° C storage
  4. -15° C to 49° C operating, -55° C to 85° C storage

Click to the next page for the answers to the quiz!

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About the Author


Jeffrey D. Zwirn, CPP, CFPS, CFE, FACFEI, CHS-IV, SET, CCI, FASI&T, MBAT, writes Security Sales & Integration’s “Security Science” column. He is also president of IDS Research and Development, an alarm and security consultation, expert witness and training authority providing nationwide services on all issues related to alarm and security matters. He can be reached at (201) 287-0900.

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