Z3D153 - 2016 Edit Code 3, Volume 3 Part 2

25 Questions | Total Attempts: 107

SettingsSettingsSettings
Communication Quizzes & Trivia

Questions and Answers
  • 1. 
    Which module is the first step of the receive signal path?
    • A. 

      Low noise amplifier.

    • B. 

      Down converter.

    • C. 

      Up converter.

    • D. 

      Demodulator.

  • 2. 
    Which module strips away the intelligence from the Intermediate frequency?
    • A. 

      Low noise amplifier.

    • B. 

      Down converter.

    • C. 

      Up converter.

    • D. 

      Demodulator.

  • 3. 
    When establishing a communication link with a satellite the required sequence of events is
    • A. 

      Frequency acquisition, space acquisition, antenna pointing, and satellite tracking.

    • B. 

      Satellite acquisition, satellite tracking, power correction, and antenna pointing.

    • C. 

      Orbit prediction, antenna pointing, satellite acquisition, and satellite tracking.

    • D. 

      Orbit prediction, space acquisition, and frequency acquisition.

  • 4. 
    Which tracking method requires no input from a satellite?
    • A. 

      Programmed track.

    • B. 

      Automatic track.

    • C. 

      Pseudoconscan.

    • D. 

      Step track.

  • 5. 
    What signal originating from the satellite do we use to acquire and track the satellite?
    • A. 

      Beacon.

    • B. 

      Telemetry.

    • C. 

      Ephemeris.

    • D. 

      Communication.

  • 6. 
    Which type of diversity do you have when the same frequency radiates simultaneously in two different planes?
    • A. 

      Polarization.

    • B. 

      Crossband.

    • C. 

      Frequency.

    • D. 

      Space.

  • 7. 
    Which type of diversity requires two antennas, two receivers, and two transmitters?
    • A. 

      Polarization.

    • B. 

      Crossband.

    • C. 

      Frequency.

    • D. 

      Space.

  • 8. 
    What is the tropo/satellite support radio frequency range?
    • A. 

      4.4 to 5.25 GHz.

    • B. 

      7.25 to 8.4 GHz.

    • C. 

      14.4 to 15.25 GHz.

    • D. 

      17.25 to 18.4 GHz.

  • 9. 
    What are the Air Force Satellite Control Network (AFSCN) command and control nodes?
    • A. 

      Environmental Satellite Operations Center at Schriever AFB, CO, and National Oceanographic and Atmospheric Administration (NOAA) Satellite Operations Control Center at Suitland, MD.

    • B. 

      Environmental Satellite Operations Center at Schriever AFB, CO, and Multi Purpose Satellite Operations Center, Offutt AFB, NB.

    • C. 

      Air Force Weather Agency, Offutt AFB, NB, and NOAA Satellite Operations Control Center at Suitland, MD.

    • D. 

      Air Force Weather Agency, Offutt AFB, NB, and Multi Purpose Satellite Operations Center, Offutt AFB, NB.

  • 10. 
    The MARK IVB antennas can be located up to how many feet away from the processing area?
    • A. 

      1000.

    • B. 

      1500.

    • C. 

      2500.

    • D. 

      3000.

  • 11. 
    Which mission is the highest priority of the Defense Support Program (DSP)?
    • A. 

      Theater warning.

    • B. 

      US retaliatory strike.

    • C. 

      North American warning.

    • D. 

      Worldwide space launches.

  • 12. 
    Which set of equipment represents the satellite readout station equipment group?
    • A. 

      Radio frequency set and modulation system controller.

    • B. 

      Modulation interface equipment and transmit/receive set.

    • C. 

      Modulation interface equipment and modulation system controller.

    • D. 

      Radio frequency set, transmit/receiver set, and digital equipment set.

  • 13. 
    What is the number of Global Positioning System (GPS) orbital planes?
    • A. 

      4.

    • B. 

      5.

    • C. 

      6.

    • D. 

      7.

  • 14. 
    Which military strategic and tactical relay (MILSTAR) capability is very different from previous military satellite communications (MILSATCOM) and commercial satellite communications systems?
    • A. 

      Crosslinking.

    • B. 

      Crossbanding.

    • C. 

      Multi-service.

    • D. 

      Secure networking.

  • 15. 
    Which element of the military strategic and tactical relay (MILSTAR) mission allocates communication resources?
    • A. 

      Development.

    • B. 

      Planning.

    • C. 

      Support.

    • D. 

      Control.

  • 16. 
    The military strategic and tactical relay (MILSTAR) satellite sends downlink communications transmissions at
    • A. 

      Ultrahigh frequency (UHF) and super-high frequency (SHF).

    • B. 

      Extremely high frequency (EHF) only.

    • C. 

      UHF and EHF.

    • D. 

      UHF only.

  • 17. 
    Which military strategic and tactical relay (MILSTAR) antenna provides high gain, selective coverage of any ground station visible on the earth’s surface within its own footprint?
    • A. 

      Spot beam.

    • B. 

      Agile beam.

    • C. 

      Gimbaled dish.

    • D. 

      Earth coverage.

  • 18. 
    Which satellite system provides Global Broadcast Services (GBS)?
    • A. 

      Commercial L-band.

    • B. 

      Defense Meteorological.

    • C. 

      Global Positioning Satellite (GPS).

    • D. 

      Ultrahigh frequency (UHF) follow-on.

  • 19. 
    How many ultrahigh frequencies (UHF) channel are available for each UHF Follow-on satellite?
    • A. 

      19.

    • B. 

      29.

    • C. 

      39.

    • D. 

      49.

  • 20. 
    When considering the factor of service area for commercial satellite services, which description about Ku-band service is true?
    • A. 

      Not worldwide, located primarily over land masses and highly populated areas.

    • B. 

      Not worldwide, located primarily over ocean areas and lowly populated areas.

    • C. 

      Worldwide between roughly 65 degrees North an 65 degrees South latitudes.

    • D. 

      Worldwide, located primarily over land masses and highly populated areas.

  • 21. 
    What services are not included in INMARSAT mobile satellite services (MSS)?
    • A. 

      Iridium.

    • B. 

      Swift broadband.

    • C. 

      Fleet broadband (maritime).

    • D. 

      Broadband Global Area Network (BGAN).

  • 22. 
    Which commercial satellite communication system can offer true pole-to-pole global coverage?
    • A. 

      International Telecommunications Satellite Organization (INTELSAT).

    • B. 

      European Telecommunications Satellite Organization (EUTELSAT).

    • C. 

      International Maritime Satellite Organization (INMARSAT).

    • D. 

      Iridium.

  • 23. 
    Where is the Inmarsat headquarters located?
    • A. 

      Fucino, Italy.

    • B. 

      Beijing, China.

    • C. 

      London, England.

    • D. 

      Lake Cowichan, Western Canada.

  • 24. 
    Which type of communications is not normally provided through commercial wideband services?
    • A. 

      Deployable video teleconferencing.

    • B. 

      Very small aperture terminal networks.

    • C. 

      Handheld satellite phone communications.

    • D. 

      International high-speed internet connectivity.

  • 25. 
    Which satellite company is specifically designed to interface with all current X-band terminals?
    • A. 

      XTAR.

    • B. 

      Inmarsat.

    • C. 

      INTELSAT.

    • D. 

      EUTELSAT.

Back to Top Back to top