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Physical Security > Notes from Study Group > Flashcards

Notes from Study Group Flashcards

1
Q

What are the 3 points of the Security Triangle? /_\

A

Deter
Delay
Respond

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2
Q

What are the 3 parts of the Security Plan?

A

1) Information
2) Physical
3) Personnel

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3
Q

What is the most important of the 3 parts of the Security plan?

A

Personnel Security

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4
Q

Risk Assessment based on Loss Event Profile - security problem evaluated in what 3 quantitative terms?

A

1) types of risks
2) probability of those risks becoming actual losses
3) criticality of how the loss impact is measured (in assets & income)

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5
Q

What are the 5 “D”s of the Physical security concepts?

A

1) Deter
2) Deny
3) Detect
4) Delay
5) Destroy

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6
Q

What the hell do they mean by “Destroy” as a security concept?

A

Mitigate

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7
Q

What’s it called when you place progressively more difficult barriers/obstacles as lines of defense?

A

Protection in depth

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8
Q

What are the 3 types of security zones?

A

1) Restricted
2) Controlled
3) Unrestricted

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9
Q

What is a security cost-benefit analysis?

A

Costs of security operations vs savings / reductions

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10
Q

When is it OK to recommend non-cost effective security measures?

A

NEVER

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11
Q

There are 9 elements of security system design criteria. Which one is most important?

A

Cost

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12
Q

What does a perimeter barrier do?

A

Prevents / impedes an aggressor from crossing a perimeter boundary

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13
Q

What are the 5 types of physical barriers?

A

1) Natural
2) Structural
3) Human
4) Animal
5) Energy

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14
Q

Example of natural barriers

A

Rivers, creeks, cliffs

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15
Q

Example of structural barriers

A

berms, walls, doors, locks, glazing materials, plantings, ditches

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16
Q

Example of human barriers

A

Security officers, receptionists

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17
Q

Example of energy barriers

A

Intrusion detection and lighting

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18
Q

What are the 4 types of fencing?

A

1) chain link
2) concertina
3) barbed wire
4) barbed tape

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19
Q

What’s the most popular type of fence?

A

Chain link

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20
Q

How high should chain link fence be?

A

7 feet + 1 foot for top guard

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21
Q

What gauge wire should chain link fence use?

A

9 gauge

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22
Q

How big are the squares in chain link fences?

A

2”

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23
Q

How far apart should the posts be in a chain link fence?

A

10 feet

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24
Q

What do you make chain link fences out of when near the sea?

A

Vinyl

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25
Q

Where should chain link fences have twisted and barbed salvage?

A

At the top and bottom

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26
Q

What should a chain link fence be fastened to?

A

Rigid metal or reinforced posts set in concrete

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27
Q

Where should the bottom of a chain link fence fall?

A

Within 2 inches of hard ground

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28
Q

Why should the bottom of a chain link fence fall below the surface of the ground?

A

To compensate for shifting soil or sand

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29
Q

How high should standard barbed wire fencing be?

A

7 feet high

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30
Q

How far apart should the strands be between standard barbed wire?

A

6 inches

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31
Q

Standard barbed wire is what gauge?

A

Twisted 12 gauge

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32
Q

Standard barbed wire uses how many point barbs?

A

4

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33
Q

Top-guard supporting arms do what?

A

Are permanently affixed, and increase height of fence by 1 foot

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34
Q

Windows need to be protected if they are over what size?

A

96 sq inches

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35
Q

Windows need to be protected if they are what height from the ground?

A

Less than 18 feet from the ground

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36
Q

Windows need to be protected if they are how close to trees?

A

Less than 14 feet from trees

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37
Q

Interior manhole covers need to be protected if they are how large?

A

More than 10 inches in diameter

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38
Q

What is the weakest area of a window?

A

The glass

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39
Q

Installation of transparent or translucent glass or plastic

A

Window glazing

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40
Q

Glass type: sheet, plate, float - breaks into large pieces

A

Annealed or plate glass

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41
Q

Glass type: Street-level windows or displays; intervening layer of plastic material. High shatter resistant. Needs secured frame.

A

Laminated glass

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42
Q

What type of glass is preferred for blast mitigation?

A

Laminated glass

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43
Q

What type of glass is the most commonly used?

A

Laminated glass

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44
Q

Glass type: safety and security 3-5 times stronger, and 5 times as heat resistant. Breaks into small pieces

A

Tempered glass

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45
Q

What are the purposes of protective lighting?

A

Psychological
Object illumination
Physical deterrent

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46
Q

What are the keys to using protective lighting?

A

Reduce manpower
Protection of officers
Relieves officers for other duties

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47
Q

What are the 4 types of outdoor security lighting?

A

1) Continuous
2) Standby
3) Movable
4) Emergency

48
Q

What are lumens?

A

Light output

49
Q

Intensity of light falling on a surface measured in foot-candles

A

Luminance

50
Q

Measures how bright the light is when it reaches 1 foot from the source

A

Foot candles

51
Q

What is the illumination of piers, docks, and open decks (water approach)?

A

1 foot candle

52
Q

What is the minimum lighting for the perimeter of restricted areas?

A

0.40 foot candles

53
Q

Human eye and a lens see an object when light reflected from that object

A

Reflectance

54
Q

Ability of a lamp to faithfully reproduce the color seen in an object

A

Color Rendition Index (CRI)

55
Q

Measure of warmth or coolness of a light

A

Corrected Color Temperature (CCT)

56
Q

What kind of lamp is accurate as to CRI, used outdoors, and complement CCTV systems?

A

Metal halide

57
Q

What is the optimum place for perimeter fence lighting?

A

Located within the protected area, and above the fence

58
Q

What are the 6 types of lighting systems?

A

1) Continous
2) Glare method
3) Controlled
4) Standby
5) Portable
6) Emergency lighting

59
Q

Lighting system: a series of lights to maintain uniform lighting during hours of darkness

A

Continuous

60
Q

Lighting system: light glares into the eye of a potential intruder

A

Glare method

61
Q

Lighting system: Illuminates a limited space (ie fence line or road)

A

Controlled

62
Q

Lighting system: Lit when required, standby lighting (auto or manual)

A

Standby

63
Q

Lighting system: Manually operated search lights (eg flashlights)

A

Portable

64
Q

Lighting system: Duplicate any others, limited to power failures, and depend on alternative power.

A

Emergency lighting

65
Q

According to the NFPA, when should emergency lighting illuminate?

A

Within 10 seconds of a power failure

66
Q

What should the illumination of a loading bay be?

A

15 foot candles

67
Q

What type of wall is most resistant to explosion blast?

A

Reinforced concrete

68
Q

Access control is designed to permit:

A

only authorized persons and vehicles

69
Q

Access control is designed to detect and prevent entry of:

A

contraband

70
Q

Access control is designed to detect and prevent the unauthorized removal of:

A

valuable assets

71
Q

Access control provides information to:

A

facilitate assessment and response

72
Q

What are the 3 types of access control?

A

1) Guards
2) Card readers
3) Biometric readers

73
Q

What is the most common type of card reader?

A

Photo ID

74
Q

What is the most commonly used coded card technology?

A

Magnetic stripe

75
Q

What are the 3 basic parts to an Intrusion Detection System (IDS)?

A

1) Alarm sensor
2) Communications path
3) Annunciator or sound device

76
Q

What are the 5 purposes of an IDS?

A

1) Economize
2) Substitute
3) Supplement
4) Deter-Detect-Delay
5) Respond

77
Q

What is a microwave system based on?

A

the Doppler effect

78
Q

Motion detector not impacted by air turbulence

A

Microwave system

79
Q

Motion detector that penetrates non-metal

A

Microwave system

80
Q

What is the most widely used motion detector?

A

Infrared (active and passive (PIR))

81
Q

What is the best motion detector for a room with outside noise?

A

Ultrasonic

82
Q

Ultrasonic must be kept how far away from air ducts?

A

At least 10 feet

83
Q

What is the best alarm to put on a safe?

A

Capacitance device

84
Q

What 3 elements make up the fire triangle?

A

/_\

1) Heat
2) Fuel
3) Oxygen

85
Q

Once heat, fuel and oxygen occur, this chemical reaction occurs:

A

Pyrolysis

86
Q

Fire device: photoelectric

A

smoke detector

87
Q

Fire device: blocks beam or enters refraction chamber and reflects light into photo cell

A

Smoke detector

88
Q

Fire device: sensitive to invisible products of combustion

A

Ionization

89
Q

Fire device: noted for early warning

A

Ionization

90
Q

Fire device: When temperature reaches certain set temperature or rises too quickly

A

Thermal detector

91
Q

Fire device: Detects flames and glowing embers that are infrared and unseen by the human eye

A

Flame detector

92
Q

Class of fire: Paper, trash, wood, fiber

A

Class A

93
Q

Class of fire: Gasoline, oil, cleaning solvents

A

Class B

94
Q

Class of fire: electrical circuits such as generators, motors, fuse boxes

A

Class C

95
Q

Class of fire: combustible metals such as sodium, magnesium, potassium

A

Class D

96
Q

Class of fire: Combustible cooking fuels (vegetable or animal oils/fats)

A

Class K

97
Q

Used to extinguish Class A

A

water/water fog or chemical type

98
Q

Used to extinguish Class B

A

CO2 or water fog or dry chemical type

99
Q

Used to extinguish Class C

A

CO2 and dry chemical type

100
Q

Used to extinguish Class D

A

Dry powder which smothers and coats

101
Q

Used to extinguish Class K

A

Wet chemicals, water based solutions of potassium carbonate, acetate, or citrate

102
Q

Wire commincation: what is the enunciator?

A

Alarm signal board

103
Q

How does optical fiber work?

A

Modulated light beams

104
Q

What is multiplexing?

A

Transmission of several simultaneous messages on the same medium

105
Q

What is Time Division Multiplexing (TDM)?

A

Events occur in a prescribed time sequence one at a time, shorter distance

106
Q

What is Frequency Division Multiplexing (FDM)?

A

Simultaneous, multi-channel, longer distance

107
Q

the amount of light on lens (critical to lighting choices)

A

Illuminance

108
Q

What is the rule of thumb for officers watching monitors?

A

Less than 10 monitors
Less than 2 hours
to reduce fatigue

109
Q

Temperature at which paper may be destroyed

A

350 degreesF

110
Q

Electronic process media can begin to deteriorate at:

A

150 degrees F

111
Q

Interior height of a vault should not exceed:

A

12 feet

112
Q

The sensor which is used when air turbulence is present in the protected room and when there are no potential false alarm sources outside the room and in the field of the detector:

A

Acoustic detector

113
Q

The sensor which is used when light air turbulence, vibration and motion outside the room are present:

A

Acoustic detector

114
Q

The sound wave sensor

A

Ultrasonic sensor

115
Q

This type of sensor is not influenced by exterior noise; reacts only to movement within a protected area; can be adjusted so the movement of air caused by fire will activate an alarm

A

Ultrasonic

Physical Security (10 decks)

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