Chapter 10 Physical Security Requirements

Question 1

The security controls implemented to manage physical security can be divided into three
groups: _____ , ______, and _______ .

Answer 1

administrative, technical, and physical

Question 2

________ is the expected typical functional
lifetime of the device given a specific operating environment.

mean time to failure (MTTF)
mean time to repair (MTTR)
mean time between failures (MTBF)

Answer 2

mean time to failure (MTTF)

Question 3

_______ is the average length of time required to perform a repair on the device.

mean time to failure (MTTF)
mean time to repair (MTTR)
mean time between failures (MTBF)

Answer 3

mean time to repair (MTTR)

Question 4

_______ is an estimation of the time between the first and any subsequent failures.

mean time to failure (MTTF)
mean time to repair (MTTR)
mean time between failures (MTBF)

Answer 4

mean time between failures (MTBF)

Question 5

A ______ device is self-powered and transmits

a signal received by the reader.

Answer 5

transponder

Question 6

A momentary loss of power

Brownout
Transient
Sag
Spike
Surge
Fault
Noise
Clean
Inrush
Ground
Blackout

Answer 6

Fault

Question 7

A complete loss of power

Brownout
Transient
Sag
Spike
Surge
Fault
Noise
Clean
Inrush
Ground
Blackout

Answer 7

Blackout

Question 8

Momentary low voltage

Brownout
Transient
Sag
Spike
Surge
Fault
Noise
Clean
Inrush
Ground
Blackout

Answer 8

Sag

Question 9

Prolonged low voltage

Brownout
Transient
Sag
Spike
Surge
Fault
Noise
Clean
Inrush
Ground
Blackout

Answer 9

Brownout

Question 10

Momentary high voltage

Brownout
Transient
Sag
Spike
Surge
Fault
Noise
Clean
Inrush
Ground
Blackout

Answer 10

Spike

Question 11

Prolonged high voltage

Brownout
Transient
Sag
Spike
Surge
Fault
Noise
Clean
Inrush
Ground
Blackout

Answer 11

Surge

Question 12

An initial surge of power usually associated with connecting to a power source, whether primary or alternate/secondary

Brownout
Transient
Sag
Spike
Surge
Fault
Noise
Clean
Inrush
Ground
Blackout

Answer 12

Inrush

Question 13

A steady interfering power disturbance or fluctuation

Brownout
Transient
Sag
Spike
Surge
Fault
Noise
Clean
Inrush
Ground
Blackout

Answer 13

Noise

Question 14

A short duration of line noise disturbance

Brownout
Transient
Sag
Spike
Surge
Fault
Noise
Clean
Inrush
Ground
Blackout

Answer 14

Transient

Question 15

Nonfluctuating pure power

Brownout
Transient
Sag
Spike
Surge
Fault
Noise
Clean
Inrush
Ground
Blackout

Answer 15

Clean

Question 16

The wire in an electrical circuit that is grounded

Brownout
Transient
Sag
Spike
Surge
Fault
Noise
Clean
Inrush
Ground
Blackout

Answer 16

Ground

Question 17

two types of electromagnetic interference (EMI):

Answer 17

Common mode noise, Traverse mode noise

Question 18

____ is generated by a difference in power between the hot and ground wires of a power source or operating electrical equipment.

Traverse mode noise
Common mode noise

Answer 18

Common mode noise

Question 19

_____ is generated by a difference in power between the hot and neutral wires of a power source or
operating electrical equipment.

Traverse mode noise
Common mode noise

Answer 19

Traverse mode noise

Question 20

Rooms intended primarily to house computers should generally be kept at _ to __ degrees Fahrenheit

Answer 20

60 to 75

Question 21

Humidity in a computer room should

be maintained between __ and __ percent.

Answer 21

40 60

Question 22

This is when a flame can be seen with the naked eye.

Stage 1: The Incipient Stage
Stage 2: The Smoke Stage
Stage 3: The Flame Stage
Stage 4: The Heat Stage

Answer 22

Stage 3: The Flame Stage

Question 23

smoke is visible from the point of ignition.

Stage 1: The Incipient Stage
Stage 2: The Smoke Stage
Stage 3: The Flame Stage
Stage 4: The Heat Stage

Answer 23

Stage 2: The Smoke Stage

Question 24

At this stage, there is only air ionization but no smoke.

Stage 1: The Incipient Stage
Stage 2: The Smoke Stage
Stage 3: The Flame Stage
Stage 4: The Heat Stage

Answer 24

Stage 1: The Incipient Stage

Question 25

there is an intense heat buildup and everything in the area burns. Stage 1: The Incipient Stage Stage 2: The Smoke Stage Stage 3: The Flame Stage Stage 4: The Heat Stage

Answer 25

Stage 4: The Heat Stage

Question 26

Fire Class A burns what ? Common combustibles Liquids Electrical Metal

Answer 26

Common combustibles

Question 27

Fire Class B burns what ? Common combustibles Liquids Electrical Metal

Answer 27

Liquids

Question 28

Fire Class C burns what ? Common combustibles Liquids Electrical Metal

Answer 28

Electrical

Question 29

Fire Class D burns what ? Common combustibles Liquids Electrical Metal

Answer 29

Metal

Question 30

_____ trigger suppression based on the infrared energy of flames. Fixed-temperature detection systems Rate-of-rise detection systems Flame-actuated systems Smoke-actuated systems

Answer 30

Flame-actuated systems

Question 31

The trigger is usually a metal or plastic component that is in the sprinkler head and melts at a specific temperature. Fixed-temperature detection systems Rate-of-rise detection systems Flame-actuated systems Smoke-actuated systems

Answer 31

Fixed-temperature detection systems

Question 32

_____ use photoelectric or radioactive ionization sensors as triggers. Fixed-temperature detection systems Rate-of-rise detection systems Flame-actuated systems Smoke-actuated systems

Answer 32

Smoke-actuated systems

Question 33

_____ trigger suppression when the speed at which the temperature changes reaches a specific level. Fixed-temperature detection systems Rate-of-rise detection systems Flame-actuated systems Smoke-actuated systems

Answer 33

Rate-of-rise detection systems

Question 34

form of dry pipe system that uses larger pipes and therefore delivers a significantly larger volume of water. wet pipe system dry pipe system deluge system preaction system

Answer 34

deluge system

Question 35

a combination dry pipe/wet pipe system. The system exists as a dry pipe until the initial stages of a fire (smoke, heat, and so on) are detected, and then the pipes are filled with water. The water is released only after the sprinkler head activation triggers are melted by sufficient heat. wet pipe system dry pipe system deluge system preaction system

Answer 35

preaction system

Question 36

``` is always full of water. Water discharges immediately when suppression is triggered. wet pipe system dry pipe system deluge system preaction system ```

Answer 36

wet pipe system

Question 37

contains compressed air. Once suppression is triggered, the air escapes, opening a water valve that in turn causes the pipes to fill and discharge water into the environment. wet pipe system dry pipe system deluge system preaction system

Answer 37

dry pipe system

Question 38

temperatures of ___ degrees Fahrenheit can damage storage tapes

Answer 38

100

Question 39

temperatures of ___ degrees can damage computer hardware

Answer 39

175

Question 40

_____________ monitors for significant or meaningful changes in the infrared lighting pattern of a monitored area. ``` infrared motion detector heat-based motion detector wave pattern motion detector capacitance motion detector photoelectric motion detector passive audio motion detector ```

Answer 40

infrared motion detector

Question 41

_______ monitors for significant or meaningful changes in the heat levels and patterns in a monitored area. ``` infrared motion detector heat-based motion detector wave pattern motion detector capacitance motion detector photoelectric motion detector passive audio motion detector ```

Answer 41

heat-based motion detector

Question 42

______ transmits a consistent low ultrasonic or high microwave frequency signal into a monitored area and monitors for significant or meaningful changes or disturbances in the reflected pattern. ``` infrared motion detector heat-based motion detector wave pattern motion detector capacitance motion detector photoelectric motion detector passive audio motion detector ```

Answer 42

wave pattern motion detector

Question 43

_____ senses changes in the electrical or magnetic field surrounding a monitored object. ``` infrared motion detector heat-based motion detector wave pattern motion detector capacitance motion detector photoelectric motion detector passive audio motion detector ```

Answer 43

capacitance motion detector

Question 44

_____ senses changes in visible light levels for the monitored area. ``` infrared motion detector heat-based motion detector wave pattern motion detector capacitance motion detector photoelectric motion detector passive audio motion detector ```

Answer 44

photoelectric motion detector

Question 45

listens for abnormal sounds in the monitored area. ``` infrared motion detector heat-based motion detector wave pattern motion detector capacitance motion detector photoelectric motion detector passive audio motion detector ```

Answer 45

passive audio motion detector