Cyber Transport Block 1 Flashcards
1
Q
What career fields were integrated to be cyber transport?
A
Network infrastructure, voice network systems, visual imagery and intrusion detection systems, network integration
2
Q
What is my role in cyber transport?
A
Sustain and maintain the network infrastructure, cryptographic eq, and deployable systems supporting Air Force C4ISR systems.
3
Q
When were AFSC’s established?
A
1952
4
Q
First digit of AFSC?
A
Career group (Support)
5
Q
Second digit of AFSC?
A
Career field (cyberspace support)
6
Q
Third digit of AFSC?
A
Career field subdivision (cyberspace systems)
7
Q
Fourth digit of AFSC?
A
Skill level (1 level now, will be 3 level after school)
8
Q
Fifth digit if AFSC?
A
Specific AFSC (cyber transport)
9
Q
3d1X identifies you as what?
A
Cyberspace Systems Technician
10
Q
What does a suffix do for an AFSC?
A
Identifies the particular equipment you are trained to work on
11
Q
What does a prefix do for an AFSC?
A
Special duty, volunteered or selected
12
Q
As a 5 level, you will have what responsibilities?
A
Be assigned jobs positions, maybe team leader or shift supervisor, trainer for new apprentices.
13
Q
As a 7level, what will be your reaponsibilities?
A
Fill various supervisory and mgmt spots, such a shift leader, team chief, supervisor or task certifier.
14
Q
As a 9 level, what are your responsibilities?
A
Receive 3d190 AFSC and manage systems operation and maintenance, direct installs, repairs, deploying and modifying all cyberspace systems including other 3d fields.
15
Q
What does C4ISR stand for?
A
Command and control, communications, computers, intelligence, surveillance, reconnaissance
16
Q
What do Communication Systems do?
A
Convey information
17
Q
What does Command And Control do?
A
Plan, direct, and control ops pursuant to the mission.
18
Q
What does TACS stand for and do?
A
Theater Air Control System. Conduct theater air ops including joint US and combined operations with allied forces.
19
Q
What is the AOC?
A
Air Operations Center, used to plan, execute and assign theater-wide air and space ops.
20
Q
What 2 systems make up GTACS?
A
Modular control equipment (MCE) and the Joint Tactical Info Distribution System (JTIDS)
21
Q
What is the MCE?
A
Modular Control Equipment, transportable self-contained c3 facility used to plan, direct and control tactical air ops.
22
Q
What is JTIDS?
A
Joint Tactical Information Distribution System. Passes a/c track info and other messages from C2 airborne-to-ground fighter units.
23
Q
What is the most common use of JTIDS?
A
A radar link between AWACS and MCE
24
Q
What kind of multiplexing does JTIDS use?
A
Time division multiple access (TDMA)
25
What is the Mission Planning System?
Automated mission planning for ac and guided munitions and data prep. Also brief/debrief for pilots.
26
What 4 things fall under Command and Control?
Includes TACS, AOC, GTACS, and MPS
27
What is the GIG?
Global Information Grid. The globally interconnected, end to end set of information capabilities for collecting, processing, storing, disseminating, and managing info on demand to war fighters, policy makers and support personnel.
28
What does the GIG support?
All DoD functions.
29
What is DISN?
Defense Information Systems Network. The DoD's world wide enterprise level telecom infrastructure providing end-to-end info transfer.
30
What 4 networks make up DISN?
DSN, DRSN, NIPRNET, SIPRNET
31
What is DSN?
Non-secure phone for end-to-end command use, dedicated phone svc, voice data, and dial-up VTC. Non-secure, first choice for phone and VTC.
32
What is DRSN?
Secure voice service up to SCI
33
NIPRNET is unclassified IP network for what 4 groups?
DoD, Joint Chiefs, Military departments (MILDEPS) and Combatant Commmands (COCOM)
34
What is the range of data rates for NIPRNET?
56K to 1 GB
35
What is the range of data rates for SIPRNET?
Direct connection: 56K to 155 Mbps, remote: 115.2 kbps
36
What are Theater Deployable Communications?
Ground to ground comm infrastructure designed to xmit and receive voice, data, video securely
37
What hardware does TDC use?
Integrated Communications Access Packages (ICAP)
38
What service does TDC ICAP provide?
Interopability between air elements and CONUS-based operations
39
How many basic ICAP modules are there?
20
40
What does the GCS contain?
Pilot and payload operator consoles, 3 Boeing Consoles, 2 synthetic aperture radar workstations
41
What are the two ISR aircraft?
Predator/Predator B, Global Hawk
42
How far/long/fast can a Predator fly?
400 NM, 40 hrs, 70-84 kts
43
What does a Predator system consist of?
4 aircraft, TROJAN Spirit II, GCS
44
How many people to run a Predator system?
55
45
How far can a Global Hawk fly?
12,000 miles
46
How long can a Global Hawk fly?
35 hrs
47
How fast can a Global Hawk fly?
340 kts
48
How high can a Global Hawk fly?
65,000 ft
49
What is DCGS?
Distributed Common Ground System provides access to many users to time sensitive intel in an integrated picture
50
What platforms can the DCGS pull from?
Satellites, U2, RPAs, F16 TARS
51
What is the GBS?
Global Broadcast Services
52
What does the GBS do?
One-way (assymetric) information flow from the US or rear echelons to other locations for intel, weather, etc
53
What is an advantage of GBS?
High volume data rate into a small (1 meter ) antenna, no need for a stationary antenna, many levels of users (pay per view model)
54
What is the role of a 3D1X2 for GBS?
Assemble antenna and 2 servers for NIPR and SIPR, configure system for local infrastructure, make sure right data to right user
55
What percentage of accidents are human error?
95%
56
What are errors that cause accidents?
Using equipment without training, not following instructions, not using safety guards, getting in a hurry, bad housekeeping, horsing around, not warning others, fatigue
57
What is considered high voltage?
600V or more
58
What kills, voltage or amperage?
Amperage
59
Will circuit breakers protect you?
No, they're for equipment protection
60
What are 8 rules for working with electricity?
Turn off power, No experimenting, no jewelry, stay dry, be aware, never work alone, use one hand, take nothing for ground
61
What is RF?
invisible energy transmitted through space as EM waves or subatomic particles
62
Will you feel RF exposure immediately?
No, not usually. Severe exposure causes burns, shocks
63
What is the AFOSH standard for SABC?
AFOSHSTD 91-50
64
What is an OTDR?
Optical time domain reflectometer
65
What does an OTDR do?
Analyzes light loss in fiber; faults, splices, bends.
66
How far can an OTDR measure?
150 miles or more
67
Is an OTDR good for testing installed systems?
Yes
68
What does TDR stand for?
Time Domain Reflectometer
69
What kind of cable is a TDR especially good for?
Coaxial
70
What topology is a TDR very useful for?
Bus topology
71
What does a TDR detect?
Impedance changes in a reflected signal
72
How does a TDR tell how far an anomaly is on a line?
Time
73
A TDR should be used after determining what?
After finding the cable to be the likely problem
74
What should be done to the equipment before using a TDR?
Isolate and visually check cable, turn off bridges and repeaters
75
What part of the cable should you use a TDR on?
The end of a segment with proper adapters and termination.
76
What length of pulse should you use with a TDR?
Shortest
77
What will show an open on a TDR??
Positive Pulse
78
What will show a short on a TDR?
Negative Pulse
79
What will a connection or tap show on the TDR?
Slight disruptions to the baseline
80
What is a Protocol Analyzer?
Tool to monitor network traffic load, type, network layout
81
T/F: protocol analyzer is good for establishing network baseline?
TRUE
82
What can a protocol analyzer tell you about the network?
Cabling, software, file servers, work stations, NW interface cards
83
What problems can a protocol analyzer detect?
Faulty NW components, Config/connect errors, LAN bottlenecks, traffic changes, protocol problems, conflicting applications, unusual server traffic
84
What does SIPTO stand for?
Standard Installation Practices Technical Orders
85
Why do we have SIPTO?
So equipment is installed using the same set of standards
86
What 2 safeties are emphasized in SIPTO?
Personnel and equipment safety
87
3 functions of grounding:
personnel safety, equipment protection, noise reduction
88
How is electrical noise reduced?
Limiting the difference in potential between equipment
89
What TO covers electrical noise control?
TO 31-10-24
90
What is the overall grounding system?
Facility Ground System
91
What does the Facility Ground system do?
Provide a low impedance path between earth and the grounded facility
92
What are the 4 grounding subsystems?
Earth electrode, Lighting protection, Equipment fault, Signal reference
93
What subsystem provides connection between earth and other subsystems?
Earth electrode
94
What does the Earth electrode use for conductors?
Buried ground rodes, metal straps, tubes, wires, plates, sheets, pipes, well casings
95
What makes a lighting protection subsystem?
Air terminals and down conductors providing a low-impedance path for to the earth electrode subsystem
96
What is a "safe" path for lighting?
Bypasses personnel and equipment
97
What does the Equipment Fault Protective subsystem do?
Protect personnel and equipment from circuit faults
98
What is another name for the Equpment Fault Protective Subsystem?
Safety Ground
99
What are 3 grounding conductors of the Equipment fault subsystem?
fuses, circuit breakers, GFI
100
What provides a voltage reference for signal circuits and electrical noise control?
Signal Reference Subsystem
101
What is bonding?
Low impedance path between two metal surfaces
102
What resistance should not be exceeded in earth electrode subsystem?
1 milliohm
103
T/F: soft solder can be used in lightning protection subsystem bonding?
FALSE
104
T/F: welds or brazing can be used in bonding?
TRUE
105
What bonds are normally used in the Fault Protection subsystem?
Exothermic welds, but can use straps/claps if cannot be made
106
What is the max resistance in the Fault Protection subsystem?
12 milliohms
107
Can crimps or soft solder be used in the signal reference subsystem?
Yes
108
What is shielding?
Conductive enclosures or sheaths to reduce EMI
109
Should shielding be grounded?
Yes
110
What are shields often made of?
braid, foil, metal wrap, or conduit
111
Why is ESD a bigger problem now than in years past?
Electronics are smaller and more sensitive to ESD than before
112
What does ESD do to a semiconductor device?
Change its electrical characteristics by degrading or destroying it
113
Can a charged surface collect and hold contaminants?
Yes
114
How is an electrostatic charge most often generated?
Contact and then separation of two materials (sliding a magazine from a bag)
115
T/F: many electronics are susceptible to less than 100V of ESD?
TRUE
116
Labeling of cables is part of _________ documentation
Site
117
Why do we lable cables?
To ease troubleshooting
118
How will each cable be marked?
Within 12 inches, a TO label with bay, shelf, terminal, or plug/jack. Within 2 inches of the first, a FROM label with the same info
119
What are some examples of permanent cable marking?
Heat transfer or adhesive labels
120
What is the holdover term from phones for wire marking?
Tip and ring
121
What does Tip and Ring identify in modern wiring?
Polarity of the wires
122
What is a landline?
Telephone line which travels through a solid medium (wire or fiber)
123
What physical things determine the landline bandwidth?
material type, diameter, conductor layout
124
What are advantages of landlines?
Better sound quality, costs less, more secure
125
How many landlines are there in the world?
1.3 billion
126
What is a dedicated line?
Line used for a specific purpose, available 24 hours a day
127
That is the scientific study of light called?
Optics
128
What is the definition of light?
EM radiation in the wavelength range between infrared and xrays (IR, visible, UV, Xray)
129
Is light a form of radiant energy?
Yes
130
How fast does light travel through air?
186,000 miles/sec
131
How fast does light travel through water?
140,000 miles/sec
132
How fast does light travel through glass?
124,000 miles/sec
133
What 2 factors in a material affect light speed?
Density and transparency
134
Is blue light faster or slower than red in fiber?
Slower
135
What are 3 ways of describing light?
Waves, photons, rays/beams
136
Why is light measured in wavelength?
Because the speed of light can change, but the wavelength stays the same
137
Are frequency and wavelength directly or inversely proportional?
Inversely
138
If a light wave changes speed, does it have an effect on frequency or wavelength?
Frequency
139
What is a particle of light called?
Photon
140
The amount of energy in a photon depends on what?
Its frequency
141
T/F: energy of a photon increases along with frequency
TRUE
142
Does blue or red light have more energy?
Blue
143
Rays are the simplest way to _______ light
View
144
Simple geometry can be used to analyze light when described as a _________
Ray/beam
145
Light is EM energy with a _______ frequency and ________ wavelength than radio waves
higher, shorter
146
What units is wavelength measured in?
Nanometers (nm)
147
Fiber optics use what kind of light?
Infrared (IR)
148
Visible light is also known as _______
White light
149
Why does light break into colors in a prism?
Since each color changes to a different speed, some change direction more than others (blue changes direction more than red)
150
What are two ways to change light direction?
Refraction and reflection
151
What is refraction?
Bending of light as it passes from one material to another that have different densities
152
Refraction will not occur unless the light enters the different material at an _________
Angle
153
What is reflection?
Bouncing back of light off an object
154
What are the 7 advantages of fiber optics?
Bandwidth, low attenuation, EM immunity, small size, low weight, high security, very safe
155
Television and teleconferencing require _____ to ______ times the bandwidth of voice
14, 100
156
Attenuation indicates what?
How far the signal can travel before degrading too much
157
In copper, attenuation increases with _______
Frequency
158
In optical fiber, attenuation is ________
Flat, loss is the same for the frequency range being sent
159
Do higher or lower frequencies allow more information to be sent?
Higher
160
What device is used to help reduce attenuation?
Repeaters
161
EMI isn't a problem with fiber because it is made of ________
Dielectric material (glass, plastic)
162
T/F: it is almost impossible to tap a fiber optic line undetected?
TRUE
163
Is fiber considered highly secure?
Yes
164
Why is fiber safe for flammable environments?
No sparks
165
What are the 3 advantages for safety using fiber?
No sparks, won't attract lightning, won't shock people
