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Annex C
Annex C
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1
how many useable frequencies does the TRC-170 have available
600
5000
60000
6000
2
the GBS operates on the ______ bands
ka,x
ka,ku,x
ka,ku, L
ka, ku
3
Increased solar activity can disrupt SATCOM for short periods of time
True
False
4
how wide is the beam of the redline sector antenna
60 degrees
7.5 degrees
50 degrees
30 degrees
5
The _______ is responsible for controlling the timing of signals in a TDMA network in order to prevent data collisions.
MRR
MTR
MRT
TMK
6
Harris and Redline radios are not compatible as they operate on different frequencies
True
False
7
GBS Broadcast Content products to warfighters such as
world time, route, news, entertainment, beacon, time
time, entertainment, maps, weather, operations, winds
map, intel, weather, entertainment, personnel, operations, logistics
8
Battery life of a expendable battery
17-30
15-20
8-12
18-24
9
what are the Modes of Operation for the PRC-150: FIX, HOP, ___, 3G, ____
ALE,LQA
LQA, BIT
FH, ALE
ALE, 3G+
10
Conducting Communications in the Desert has Line of Sight issues
False
True
11
10-40 NAUTICAL WHAT MODE OF PROPAGATION
VHF
LOS
OGD
TROPO
12
the three enclaves for the GBS are Unclassified,______, broadcast.
secret
classified
top secret
really secret
13
Band III operates from 1350 to 2690 MHz
False
True
14
A danger from radiation exists along the reflector longitudinal axis for the TRC-170
950
960
650
260
15
how will the mountains will effect radio waves
decreased transmission ranges, increased take-off angles for HF
Line of sight, increased take-off angles for HF
decreased transmission ranges, line of sight
increase transmission ranges, decreased take-off angles for HF
16
ODG where the terminals are not visible to each other but there is a common obstruction visible to both terminals
False
True
17
what are the two type of receivers for the GBS
NRT,GRT
NGRT, GRT
NGRT,RBM
STB, RBM
18
RT-1694 is the World’s first and only Type 1 HF manpack meeting new NSA crypto-modernization Requirements
True
False
19
the VSAT S/M operates in Ku, Ka, X band
False
True
20
Tropo Mode energy is reflected to the distant station by____
Collision
Reflection
Deflection
Refraction
21
ANW2 operates on what Frequency range
512 MHz to 2 GHz
29.9 MHz to 2 GHz
225 MHz to 512 MHz
225 MHz to 2 GHz
22
the AN/PRC-117G single-channel radio is _% smaller and _% lighter than the currently fielded manpack radios
20, 25
30, 30
30, 35
33, 50
23
WHAT MODE DOES THIS PICTURE SHOW
TROPO
GBS
LOS
OGD
24
what are the primary considerations with environment.
terrain, weather, and electronic interference
terrain, climate, and electromagnetic interference
urban, mountains, desert
terrain, weather, and electromagneticinterference
25
Potential hazardous range of distances from the antenna is taking a consideration of a HT clearance of __ for personnel
5.75ft
5.25ft
5.50ft
5 ft
26
what is the frequency range of the TRC-170
4.5 to 5.5
4.0 to 5.0
4.4 to 5.0
4.5 to 5.0
27
3G+ uses channels ____
100-162
000-062
100-199
001-062
28
how many subscribers can be on Point-To-Multipoint mode
20
25
18
15
29
how many system presets for the PRC-150
50
100
75
55
30
When a dent is present on a waveguide, that waveguide is only used as ___
transmit
receive
31
You should not select a site to set up the TRC-170 near one of this locations.
high trees
ocean
play grounds
hospital equipment
32
The Frequency spacing for the TRC-170 is ?
10GHz
10 MHz
100MHz
100KHz
33
CEOI contains frequencies, net IDs, ____, call signs, crypto callouts, ____, dialing instructions, and many other items.
password, loadsets
destructions, loadset
challenge & password, loadsets
challenge and passwords
34
the RT-1694 has 5 Modulation types
False
True
35
the TRS-11 GBS is commonly know as Global Broadcast Satellite
False
True
36
the 5 main type of orbits are LEO,PEO,MEO,GEO, GTO
True
False
37
Acronym for MOdulator/DEModulator is MODEM
True
False
38
how many different configurations can be employed with the AN/MRC-142D
3
6
5
4
39
the Harris RT-1694 operates in the frequency range of ____ to _____
1.6 to 60
2 to 29
29 to 512
1.5 to 59.9
40
what does cold weather effect? select all that apply
LOS
proper grounding
take off angles
power
41
VSAT uses what type of antenna?
dish
parabolic
rhombic
long
42
what does the SSPA stand for
Solid Space Ping Adapter
Satellite Space Power Amp
Secure State Power Amplifier
Solid State Power Amplifier
43
Any terminal used to connect a user to a satellite through the Electromagnetic Spectrum
Space Operations
UFO
SATCOM
MUOS
44
Demodulator-Modulator Group OM-71/TRC-170 (V5)
is Commonly called the
Tropo Modem
you can Transmit and Receive Modem.
True
False
45
how far can the TRC-170 reach ___nautical miles
0-45
0-1000
0-100
0-75
46
how much power does the WPPL-T require
120V
240V
230V
220V
47
Band I operates over ____ to ____ MHz
225 to 400
1350 to 2690
400 to 1350
225 to 2690
48
what threat increases in Urban Areas
resupply
snipers
Buildings
LOS
49
The ____ is responsible for controlling the timing of signals in a TDMA network in order to prevent data collisions.
MRT
303T
EBEM
ACU
50
When a satellite is at its furthest point from the earth, it is at the apogee of the orbit
False
True
51
MRC-142D has 4 Modes: Point-to-Point, Straight-thru Repeater, Drop/Insert Repeater, and Dual Link
False
True
52
as a network planner, you are directly responsible for completing the initial coordination steps required
True
False
53
there are ____ main type of orbits
10
4
5
2
54
at what level is the Smart Pack developed
Battalion
RCT
Company
MEU
55
If the MRC-142D is erected 15ft what is the max wind limit
15
20
25
10
56
AN/MRC-142D is composed of ___ Line-Of-Sight Radio Subsystem (LRS) terminals
one
four
two
three
57
PRC-150 Channel Spacing for HF/LOS
25Hz
50Hz
100Hz
200Hz
58
FDMA channel access method by which bandwidth is allocated amongst users by subdividing a signal into different freqs
True
False
59
RF power output for HF Band
1,5,10,20
1,5,10,
1,10,20
1,5,20
60
there are 2 types of RBM for the GBS
True
False
61
The WPPL provides Point-To-Point (PTP) and Point-to-Multipoint (PMP) communications.
True
False
62
MUOS provides superior SATCOM capability and capacity compared to Legacy SATCOM
True
False
63
When a satellite is at its ____ to the earth, it is at the perigee of the orbit
nearest
closest
next
furthest
64
Acronym for MOdulator/DEModulator is MODEM
False
True
65
what Radio from the WPPL-T operates from 4.4-5.0 GHz
Harris
Redline
66
The Marine Corps now has 2 authorized and working HF radios
RT-1949/RT-1769
RT-1949/RT-2060
RT-1769/RT-2060
RT-1694/RT-2060
67
VSAT S can access the MRT
False
True
68
What is the first thing that must be considered when planning for single channel radio (SCR)
equipment
personnel
operationalenvironment
terrain
69
temperature range for the TRC-170
51 to 126
-46 to 52
-51 to 126
-50 to 130
70
A call in which the best available channel is selected by the ALE
ALE Net Call
Manual Call
Automatic call
Roll call
71
There are three modes of the AN/TRC-170 (V5)
LOS
TROPO
OGD
ODG
72
the J10 port for the PRC-150 is for DATA
True
False
73
MRC-142D is composed of two main units
Band I RT-1815, Band III RT-1816
Band I RT-1814, Band III RT-1815
Band I RT-1810, Band III RT-1815
Band II RT-1813, Band III RT-1816
74
what does over-the-air data rates of up to 56 Kbps; error-free delivery using ARQ protocols with black side encryption
INE
MUOS
HPW
UHF
75
The Radio Terminal Set AN/TRC-170 (V5) is a ground transportable troposcatter microwave terminal
False
True
76
PRC-150 has a Frequency Modulation with a maximum power output of ___ watts
20
2
5
10
77
BBU is ______ (V) 6 amplifier.
AN/GRC-39
AN/GRC-255A
AN/GRC-245A
AN/GRC-145A
78
MRC-142D can operate up to ___ miles
25
35
30
40
79
DISADVANTAGES OF MICROWAVE COMMUNICATIONS
SECURITY, FREQUENCIES
RANGE, EQUIPMENT REQUIRED
EQUIPMENT, SECURITY
80
The Ka Band has an uplink frequency range of 13.75 to 14.5 GHz, the downlink frequency range is 10.95 to 12.75 GHz
False
True
81
The ____ is capable of sending/receiving both TDMA and FDMA signals
VSAT-S
TRC-170
VSAT-L
GBS
82
redline radio frequency range is
5.525 to 5.725
5.470 to 5.725
5.470 to 5.525
5.400 to 5.725
83
what is the frequency spacing for the TRC-170
1000 kHz
100 kHz
500 kHz
50 kHz
84
the MRC-142D can go up 15,35,50 FT
True
False
85
what radio is the RF-7800W
MRC-142
WPPL-T
harris
redline
86
VSAT-M has a 1.2M Antenna
True
False
87
what are the modulation types for the AN/PRC-150
hf,vhf,usb,am,fm
usb,lsb,cw,am,fm
husb,msb,cw,hf,vhf
usb,cw,am,fm,HF
