This quiz assesses knowledge on military communications systems, focusing on signal diversity, multiplexing, and encryption within tropospheric scatter modes. It is crucial for roles requiring expertise in Air Force communications equipment and protocols.
First generation.
Secondary.
Primary.
Class I.
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Broadband.
Wide angle.
High frequency.
Highly directional.
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12-hour.
24-hour.
Daylight saving.
Amplitude modulation and pulse modulation.
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Transmitting one signal over multiple transmission paths.
Transmitting one signal multiple times over a single transmission path.
Combining multiple signals for transmission over a single transmission path.
Combining multiple signals for transmission over separate, individual transmission paths.
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Call.
Port.
Link.
Hops.
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Theater warning.
US retaliatory strike.
North American warning.
Worldwide space launches.
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Atomic clock oscillations.
Apparent constellation movement.
The moon’s rotation about the sun.
The apparent motion of the sun in the sky.
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NT.
DOS.
UNIX.
Windows.
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Shift.
Period.
Air drag.
Station keeping.
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Have a larger transmitter power.
Have a larger antenna system.
Have more sensitive equipment.
Operate over a wider-frequency range.
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Storage disk array.
Maintainer workstation.
Network interface switch.
Meteorological data server.
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T–1 (128 Kbps).
T–1 (256 Kbps).
T–1 (1.544 Mbps).
T–1 (2.048 Mbps).
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Metric.
A-Law.
Mμ-Law.
Old English.
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Active.
Delay.
Passive.
Real-time.
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Velocity.
Height.
Speed.
Depth.
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Second.
Minute.
Hour.
Day.
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Humidity and aging.
Temperature and aging.
Humidity and operating frequency.
Temperature and operating frequency.
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9
24
90
240
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Code division multiple access (CDMA).
Time division multiple access (TDMA).
Demand assigned multiple access (DAMA).
Frequency division multiple access (FDMA).
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Degrees.
Seconds.
Minutes.
Nautical miles.
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Pendulum.
Crystal.
Quartz.
Cesium.
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Crystals resonate when an electric charge is applied.
Atoms release energy at a particular resonant frequency.
Atoms are sensitive to temperature and directional effects.
When atoms are split they produce predictable nuclear reactions.
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Beacon.
Ephemeris.
Telemetry.
Communication.
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Two.
Three.
Four.
Five.
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International Telecommunications Satellite Organization.
European Telecommunications Satellite Organization.
Pan-American Satellite Corporation.
XTAR.
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One group of the 512 Kbps data rate family.
One group of the 576 Kbps data rate family.
Four groups of the 512 Kbps data rate families or 576 Kbps data rate families.
Four groups of the 12 Kbps data rate families and 576 Kbps data rate families.
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50
100
150
200
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0°.
45°.
90°.
180°.
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SATCOM Database (SDB).
Core Automated Maintenance System (CAMS).
Integrated Maintenance Database System (IMDS).
Maintenance Management Information Center (MMIC).
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Middle.
Center.
Upper.
Lower.
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Pseudorandom code.
Frequency of light.
Radio frequency.
Time slot.
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The downconverter switch assembly (under terminal server A control) automatically places a spare online.
The downconverter alarm monitor (under terminal server A control) automatically places a spare online.
The downconverter controller (under terminal server A control) automatically places a spare online.
The spare downconverter must be configured and placed online manually.
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Encoding.
Decoding.
Quantizing.
Transcoding.
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±4 MHz.
Less than ±4 MHz.
More than ±4 MHz.
No signal deviation.
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United States Naval Observatory (USNO).
International Bureau of Weights and Measures (BIPM).
Precision Measurement Equipment Laboratory (PMEL).
National Institute of Standards and Technology (NIST).
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1000.
1500.
2500.
3000.
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Large bandwidth.
Narrow bandwidth.
Large antenna beamwidth.
Large amount of output power.
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Ground mobile forces (GMF) network controller.
Consolidated Space Operations Center (CSOC).
Defense Information Systems Agency (DISA).
Defense Information system Agency Network Operations Center (DISANOC).
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–10 dBm and 630 MHz @ –13 dBm.
–13 dBm and 630 MHz @ –10 dBm.
–10 dBm and 700 MHz @ –13 dBm.
–13 dBm and 700 MHz @ –10 dBm.
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European Telecommunications Satellite Organization (EUTELSAT).
International Telecommunications Satellite Organization (INTELSAT).
International Maritime Satellite Organization (INMARSAT).
Iridium.
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0.1.
0.6.
1.0.
6.0.
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7.25 to 7.75 MHz.
7.25 to 7.75 GHz.
7.9 to 8.4 MHz.
7.9 to 8.4 GHz.
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Strategic.
Tactical.
Air Force Weather Agency.
Automated remote tracking stations.
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512 Kbps.
576 Kbps.
1,024 Kbps.
1,152 Kbps.
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Mission data, mission satellite health, and status data.
Command data, mission satellite health, and status data.
Mission data, satellite ephemeris table, and satellite status data.
Command data, satellite ephemeris table, and satellite status data.
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A low power signal transmitted from the satellite and is separate from the communications components.
A low power signal transmitted from the satellite and is part of the communications components.
The data transmitted by the satellite concerning on-board status and is separate from the communications components.
The data transmitted by the satellite concerning on-board status and is part of the communications components.
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Front-feed 38-foot antenna.
Front feed 60-foot antenna.
Cassegrain feed 38-foot antenna.
Cassegrain feed 60-foot antenna.
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Joint Staff.
Combatant commander (COCOM).
Defense Information Systems Agency Operations Control Complex (DOCC).
Consolidated Space Operations Center (CSOC).
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