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Related Flashcards
Cards In This Set
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The three elements of the fire triangle necessary for a fire to burn are:
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Fuel, Heat, and Oxygen
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Electrical fires are classified as what type of fire and use what type of extinguishing methods?
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Class C; CO2 or FM-200
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A prolonged drop in voltage describes what electrical anomaly?
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Brownout
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What functionalities are commonly available on many cipher combination locks that improve the performance of access control and provide for increased security levels?
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Door delay, Key override, master keying, and hostage alarm
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Temperature at which damage to IT equipment occurs
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175 degrees Fahrenheit or
79 degrees Celsius
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Types of intrusion detection systems (IDSs) used for physical securty include:
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Electromechanical - change or break in circuit
Photoelectric - change in light beam
Passive infrared (PIR) - change in heat waves
Accoutsical detection - sound
Vibration sensors - vibrations
Wave-pattern motion detectors - frequency
Proximity or capacitance detector - magnetic field
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A water sprinkler system in which no water is initially present in the pipes and which, at activation, delivers a large volume of water describes what type of system?
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Deluge system
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Unauthorized access (internal and external), explosions, damage by angry employees, employee errors and accidents, vandalism, fraud, and theft are examples of what type of threat?
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Manmade
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What types fo voltage fluctuations are associated with power excess?
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Spike - momentary high voltage
Surge - prolonged high voltage
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What are the main types of fire detection systems?
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Smoke activated
Heat activated
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What type of cabling should be used below raised floors and above drop ceilings?
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Plenum-rated
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The primary function of a physical protection system is?
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Deter, detect, delay and respond
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The strategy of foming layers of protection around an asset or facility is known as:
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Defense-in-depth
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What crime reduction technique which is used by architects, city planners, landscapers, interior designers and security professionals with the objective of creating a physical environment that positively influences human behavior?
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Crime prevention through environmental design (CPTED)
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Laminated glass is made from tow sheets of ordinary glass bonded to a middle layer of resilient plastic. When it is struck it may crack but the pieces of glass tend to stick to the plastic inner material. This glass is recomended in what type of locations?
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Street-level windows, doorways, and other access areas
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