Numerical questions

Question 1

Security operation center is an essential part of the PPS system. When considering CCTV operator capability, what is the maximum number of monitors a person can effectively watch?

Answer 1

At most 12

Question 2

What condition should manholes require covering?

Answer 2

When the opening is more than 10” diameter

Question 3

What are the recommended specifications when using chain link fencing?

Answer 3

Mesh opening should be 2”.
Wire twisted.
Height of 7’ excluding the top guard.

Question 4

Which is a standard barbed wire specification used for fencing?

Answer 4

Double strand
4-point barbs.
Twisted

Question 5

Based on simulation or actual tests, one can compute the time an access control system will take to process the peak number of access requests. For an efficient access control system, response time at any card reader should be no longer than ___________ at peak load.

Answer 5

2 seconds

Question 6

When considering illumination of parking area, the illumination should be able to identify a human face at what distance?

Answer 6

33ft

Question 7

Chain-link fences height?

Answer 7

Low security = 5-6 ft (1.5-1.8m)
Medium security = 7 ft (2.1m)
High security = 18-20 ft (5.4-6m)

Question 8

Chain-link fences: top rail ties/clips no more X ft intervals?

Answer 8

2 ft

Question 9

Chain-link fences: Cement mow strip?

Answer 9

1 ft

Question 10

Chain-link fences: double fence min inside perimeter?

Answer 10

10-20 ft (3-6m)

Question 11

Barbed Wire height?

Answer 11

7 ft (2.1m) tall excluding top guard

Question 12

Barbed Wire Fences: posts spaced apart?

Answer 12

6 ft (1.8m)

Question 13

Wood Fences parameters?

Answer 13

vertical pickets space < 1.75 in & horizontal sections 50 in apart

Question 14

Electric Security Fencing Height

Answer 14

8ft (2.4m)

Question 15

Cement planters – reinforced glass-fiber, steel bars – spaced?

Answer 15

3ft (0.9m) apart

Question 16

DoD K-Ratings (crash rated configurations for barriers)?

Answer 16

K4 = Stop 15,000lb (6800kg) vehicle at 30 mph (48kph)
K8 = Stop 15,000 (6800kg) vehicle at 40mph (64kph)
K12 = Stop 15,000 (6800kg) vehicle at 50mph (80kph)

Question 17

Turnstiles heights:

Answer 17

Low (easy to hurdle – low security – need attending)
Waist high (3ft [0.9m])
Full height (7ft [2.1m])

Question 18

Openings > X need fortification

Answer 18

96 in2 [619cm2]

Question 19

Magnetic media begin to deteriorate at (temperature)?

Answer 19

150 ° F (66 ° C)

lower at humidity levels of more than 80 percent

Question 20

A rule of thumb for CPU power is that the computer should be able to execute intrusion detection programs, run access control programs, monitor the status of all equipment, accomplish database transactions, and simultaneously produce at least _____ reports within two to five minutes.

Answer 20

Four