2e153: Ground Radio Communications Quiz!
- 1.
What can a unit type code consist of?
- A.
Equipment only
- B.
People only
- C.
Equipment and people
- D.
All of the above
Correct Answer
D. All of the above -
- 2.
When is it best to use a public address system amplifier's 70-volt output speaker connection?
- A.
When the AC source voltage is higher than normal
- B.
When loud volume is a primary consideration
- C.
When the AC source voltage is lower than normal
- D.
When loud volume is not a primary consideration
Correct Answer
D. When loud volume is not a primary consideration -
- 3.
Why is it important to choose the correct speaker configuration, when setting up a public address system?
- A.
The configuration chosen determines which connectors to use
- B.
The configuration chosen affects the amount of feedback heard
- C.
The configuration chosen determines cable diameter requirements
- D.
The configuration chosen affects the impedance seen at the amplifier
Correct Answer
D. The configuration chosen affects the impedance seen at the amplifier -
- 4.
What AFI requires communications squadrons to maintain "installation warning systems"?
- A.
AFI 10-2501
- B.
AFI 21-116
- C.
AFI 33-106
- D.
AFI 33-118
Correct Answer
A. AFI 10-2501 -
- 5.
What is a common problem with a mass alert system in a deployed environment?
- A.
Low power out
- B.
Efficiency
- C.
Cleanliness
- D.
Reliability
Correct Answer
C. Cleanliness -
- 6.
In the whelen system, what size driver does a speaker cell contain?
- A.
40 watt
- B.
60 watt
- C.
100 watt
- D.
400 watt
Correct Answer
D. 400 watt -
- 7.
In the Whelen system siren cabinet, what controls signal routing and power distribution of the system?
- A.
The landline board
- B.
The control board
- C.
The motherboard
- D.
The radio board
Correct Answer
C. The motherboard -
- 8.
In the whelen system, how many digits make up the dual-tone multi-frequency protocol?
- A.
6
- B.
8
- C.
12
- D.
10
Correct Answer
D. 10 -
- 9.
With the whelen configuration software, which tabs allow you to troubleshoot the system?
- A.
Status and MFD
- B.
Status and DTMF
- C.
Status and radio
- D.
Status and siren
Correct Answer
B. Status and DTMF -
- 10.
What AFI governs PWCS management?
- A.
AFI 10-2501
- B.
AFI 21-116
- C.
AFI 33-106
- D.
AFI 33-118
Correct Answer
C. AFI 33-106 -
- 11.
Who coordinates the management of PWCS assets for the installation commander?
- A.
Communications and information systems CSO
- B.
Installation spectrum manager ISM
- C.
Base pwcs manager
- D.
Unit pwcs manager
Correct Answer
A. Communications and information systems CSO -
- 12.
What two publications do you use for guidance when determining a technical solution?
- A.
AFI 33-103 and AFI 33-106
- B.
AFI 33-103 and AFSSI-4100
- C.
AFI 33-106 and AFI 33-118
- D.
AFI 33-106 and AFSSI-4100
Correct Answer
B. AFI 33-103 and AFSSI-4100 -
- 13.
Which PWCS device can be used for command and control?
- A.
Pagers
- B.
LMR
- C.
Family radio service FRS
- D.
Intelligence, surveillance, and reconnaissance ISR
Correct Answer
B. LMR -
- 14.
Which personal wireless communications system device's original intent was for use by family, friends, and associates to communicate among themselves within a small area?
- A.
Pagers
- B.
LMR
- C.
FRS
- D.
ISR
Correct Answer
C. FRS -
- 15.
Who is responsible for the allocation of frequencies for government agencies?
- A.
FCC
- B.
IRU
- C.
ISM
- D.
National telecommunications and information administration NTIA
Correct Answer
D. National telecommunications and information administration NTIA -
- 16.
What are the two types of efficiency that a spectrum manager takes into account when considering spectrum management?
- A.
Operational and practical
- B.
Technical and operational
- C.
Technical and practical
- D.
Practical and required
Correct Answer
C. Technical and practical -
- 17.
What is not an element of achieving integration and interoperability between different units and services?
- A.
Flexible operations
- B.
Common equipment
- C.
Joint and combined training exercises
- D.
Common tactics, techniques, and procedures
Correct Answer
A. Flexible operations -
- 18.
The main objective of conducting air operations is to contribute to the successful completion of the theater commander's campaign plan by engaging and defeating:
- A.
Hostile air, land, and sea forces
- B.
Friendly air, land , and sea forces
- C.
Unkown air, land, and sea forces
- D.
Simulated air, land and sea forces
Correct Answer
A. Hostile air, land, and sea forces -
- 19.
Why do the HF radios use ALE?
- A.
To quiet noise and impove quality
- B.
To quiet noise and provide secure communications
- C.
To improve quality and provide secure communications
- D.
To provide secure communications and jam-resistant communications
Correct Answer
A. To quiet noise and impove quality -
- 20.
The JSTARS radar antenna is:
- A.
Electronically scanned in azimuth and positioned in elevation
- B.
Mechanically scanned in azimuth and positioned in elevation
- C.
Electronically scanned in azimuth and mechanically positioned in elevation
- D.
Mechanically scanned in azimuth and electronically positioned in elevation
Correct Answer
C. Electronically scanned in azimuth and mechanically positioned in elevation -
- 21.
What is used by the JSTARS to broadcast data to army common ground stations?
- A.
SCDL
- B.
TADIL A/ Link 11
- C.
Immediate air request
- D.
JTIDS
Correct Answer
A. SCDL -
- 22.
What element brings a combination of range, precision, low signature, and control to a war fighter's arsenal?
- A.
AWACS
- B.
GTACS
- C.
JSTARS
- D.
AATO
Correct Answer
B. GTACS -
- 23.
Which element is not part of the GTACS BM?
- A.
AOC
- B.
ASOC
- C.
Airborne Warning And Control System
- D.
TACP
Correct Answer
C. Airborne Warning And Control System -
- 24.
Who is the primary C2 and surveillance facility within the TACS?
- A.
AWACS
- B.
JSTARS
- C.
Control and reporting center
- D.
TACP
Correct Answer
C. Control and reporting center -
- 25.
Which panel manually assigns voice and data circuits to internal radios?
- A.
Radio patch panel
- B.
Circuit switching panel
- C.
Signal entry patch panel
- D.
Communications demarcation panel
Correct Answer
A. Radio patch panel -
- 26.
How many operator console units are located in each operations module?
- A.
2
- B.
4
- C.
6
- D.
8
Correct Answer
B. 4 -
- 27.
How many radios are each modular communications equipment operating module configured for?
- A.
9 2HF, 3VHF, 4UHF
- B.
9 3HF, 3 VHF, 3UHF
- C.
10 3 HF, 3 VHF, 4UHF
- D.
10 2 HF, 4 VHF, 4UHF
Correct Answer
A. 9 2HF, 3VHF, 4UHF -
- 28.
The TACS unit that plans, coordinates, and directs tactical air support of ground forces is the?
- A.
TACP
- B.
ALCC
- C.
ASOC
- D.
TALCE
Correct Answer
C. ASOC -
- 29.
Which TACS unit is responsible for advising the US Army ground commander on the capabilities and limitations of aerospace power?
- A.
TACP
- B.
FAC
- C.
WOC
- D.
CCT
Correct Answer
A. TACP -
- 30.
What is an airborne element of the TACS that provides coordination and final control for the close air support missions as well as locating, identifying, and marking ground targets?
- A.
CCT
- B.
WOC
- C.
TACP
- D.
Forward Air Controller -Airborne
Correct Answer
D. Forward Air Controller -Airborne -
- 31.
Which function does the AN? GRC-206 signal distribution unit provide?
- A.
Provides interface with the radio set controls for uninterruptible power to the system
- B.
Provides interface with the RSC for remote or local locations
- C.
Ensures equal power distribution to each subassembly
- D.
Connects subassemblies to one common antenna
Correct Answer
B. Provides interface with the RSC for remote or local locations -
- 32.
What is the max output power of the AN/VRC-83 that is installed in the AN/GRC206?
- A.
2 watts
- B.
10 watts
- C.
25 watts
- D.
30 watts
Correct Answer
D. 30 watts -
- 33.
How is the tuning of the main receiver accomplished in the RT-1319?
- A.
By the data converter assembly in response to a TRANSMIT KEY signal
- B.
By the data convert assembly in response to keyboard input
- C.
By the reflectometer signal in the transmitter assembly
- D.
By the reflectometer signal in the modulator assembly
Correct Answer
B. By the data convert assembly in response to keyboard input -
- 34.
What happens if the AN/VRC-83 main receiver is tuned to 243.0 MHz?
- A.
Keying is disabled
- B.
Dual reception is enabled
- C.
The guard receiver is disabled
- D.
An alarm is heard in the headset
Correct Answer
C. The guard receiver is disabled -
- 35.
How is the operator alerted when AN/VRC-83 source voltage drops below 20 VDC?
- A.
The RT unit shuts down
- B.
An audible alarm is heard
- C.
The kHz and MHz digits on the display blink
- D.
The decimal separating kHz and MHz on the display blinks
Correct Answer
D. The decimal separating kHz and MHz on the display blinks -
- 36.
What is the max power output of the ANGRC-206 in HF SSB mode?
- A.
75 watts
- B.
100 watts
- C.
150 watts
- D.
500 watts
Correct Answer
C. 150 watts -
- 37.
What determines the frequency output of the AN/URC-113 synthesizer?
- A.
Mode of operation
- B.
Thumbwheel settings
- C.
Internal dipswitch settings
- D.
Frequency select signals from the control panel
Correct Answer
A. Mode of operation -
- 38.
NORTHCOM AOR encompasses all but0?
- A.
Continental US
- B.
Alaska, canada, mexico, and surrounding water
- C.
Hawaii and US territories and possessions int he pacific
- D.
The gulf of mexico, puerto rico, and the us virgin islands
Correct Answer
C. Hawaii and US territories and possessions int he pacific -
- 39.
Information of airborne targets from the air defense sectors is relayed to AWACS with TADIL-A using?
- A.
AN/GRC-171B(V)4
- B.
AN/PSC-5 and D
- C.
AN/PRC-117
- D.
HF radios
Correct Answer
D. HF radios -
- 40.
What organization is the primary DoD producer of foreign aerospace intelligence?
- A.
480th intelligence wing
- B.
67th information operations wing
- C.
Air force information warfare center
- D.
National air and space intelligence center NASIC
Correct Answer
D. National air and space intelligence center NASIC -
- 41.
With what aircraft do AIA ground radio troops maintain secure voice and data links?
- A.
AWACS
- B.
JSTARS
- C.
Predator
- D.
Rivet Joint RJ
Correct Answer
D. Rivet Joint RJ -
- 42.
DCGS integrates?
- A.
IMINT of CIGSS with SIGINT of JASA
- B.
IMINT of CIGSS with IMINT of JASA
- C.
SIGINT of CIGSS with IMINT of JASA
- D.
SIGINT of CIGSS with SIGINT of JASA
Correct Answer
A. IMINT of CIGSS with SIGINT of JASA -
- 43.
How many segments is the CARS/CGS comprised of?
- A.
3
- B.
5
- C.
7
- D.
9
Correct Answer
B. 5 -
- 44.
Which CARS/DGS segment permits the DGS to remain in garrison while supporting forward-deployed aircraft?
- A.
Mobile stretch
- B.
Communications segment
- C.
Ground control processor VIII
- D.
Deployable ground intercept facility
Correct Answer
A. Mobile stretch -
- 45.
What is the difference between the AN/ FLR-9 delay lines used by the air force and army?
- A.
ARMY-Lump constant Air Force- coaxial
- B.
ARMY-coaxial Air Force-lump constant
- C.
ARMY-beam forming Air Force- coaxial
- D.
No difference
Correct Answer
A. ARMY-Lump constant Air Force- coaxial -
- 46.
Which AN/FLR-9 subassembly combines RF inputs in such a way as o produce a highly directional beam antenna?
- A.
VCATS
- B.
RFSM
- C.
Beam forming equipment
- D.
RF summation equipment
Correct Answer
C. Beam forming equipment -
- 47.
For up to how many receivers do each AN/FLR-9 RFSM operator control unit provide operators the capability of selecting the RF beam.
- A.
2
- B.
4
- C.
8
- D.
16
Correct Answer
D. 16 -
- 48.
How many rings of antenna elements and how many total elements are there in the AN/FLR-9 array?
- A.
2,192
- B.
3,192
- C.
2,96
- D.
3,96
Correct Answer
B. 3,192 -
- 49.
What is the purpose of the AN/FLR-9 central building line tuners?
- A.
Compensation for feed cable eletrical length variations
- B.
Provide automatic tuning of indicidual element couplers
- C.
Compensation for feed cable physical length variations
- D.
Provide manual tuning of individual element couplers
Correct Answer
A. Compensation for feed cable eletrical length variations -
- 50.
Which AN/FLR-9 RFSM assembly provides an interface between the operator control units and the control subsystem?
- A.
IDMUX
- B.
Goniometer
- C.
RFSM
- D.
BITE
Correct Answer
A. IDMUX -
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Mar 19, 2022Quiz Edited by
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Feb 16, 2010Quiz Created by
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