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Exam 9: Physical Security

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Question 21

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Common forms of mechanical locks include electric strike locks, which (usually) require people to announce themselves before being "buzzed" through a locked door. _________________________

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Question 22

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UPS devices typically have capacities that may run up to __________ VA.

A) 100
B) 250
C) 500
D) 1,000

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Question 23

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Water-based systems are inexpensive, nontoxic, and can often be created by using an existing sprinkler system that may have been present in earlier construction.

The presence of additional and disruptive signals in network communications or electrical power delivery is referred to as _________________________.

__________ occurs when an authorized person opens a door, and other people, who may or may not be authorized, also enter.

In a double conversion offline UPS, the primary power source is the inverter, and the power feed from the utility is constantly recharging the battery, which in turn powers the output inverter. _________________________

Fire suppression systems typically work by denying an environment one of the three requirements for a fire to burn: a match, fuel, and oxygen.

A(n) _________________________ system has pressurized water in all pipes and has some form of valve in each protected area.

Vibration sensors fall into the motion sensor category.

The temperature of ignition is called the _________________________ of a material.

Standby power supply (SPS) UPSs provide power conditioning.

_________________________ detect movement within a confined space and are either active or passive.

Class __________ fires are safely extinguished with non-conducting agents only.

_________________________ is the amount of moisture in the air.

When the lock of a door fails and causes the door to become unlocked, it is classified as a fail-secure lock.

Electronic monitoring includes __________ systems.

In the __________ UPS, the internal components of the standby models are replaced with a pair of inverters and converters.

Class C fires are those fueled by combustible metals, such as magnesium, lithium, and sodium. _________________________

Physical security is just as important as logical security to an information security program. _________________________

Explain how a mantrap works.