2A533A Volume 4 CDC Test

30 Questions | Total Attempts: 37

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CDC Quizzes & Trivia

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Questions and Answers
  • 1. 
    What is the purpose of the very-high omnirange system?
    • A. 

      Determine bearing to a station

    • B. 

      Steering indications

    • C. 

      Provides recommendations to the pilot for aircraft maneuvers

    • D. 

      Alititude

  • 2. 
    The basic operating principle of very-high frequency omnirange is phase comparing the?
    • A. 

      30-Hertz (Hz) reference and 30-Hz variable signals

    • B. 

      30-Hertz(Hz) reference and 9010-Hz variable signals

    • C. 

      9010-Hertz(Hz) reference and 30-Hz variable signals

    • D. 

      There is no phase comparing

  • 3. 
    If the magnetic bearing to a very-high frequency omnirange station is 225 degrees, the phase difference between the 30-Hertz (Hz) reference and 30 (Hz) variable signal is?
    • A. 

      15 degrees

    • B. 

      90 degrees

    • C. 

      45 degrees

    • D. 

      60 degrees

  • 4. 
    Very-high frequency omnirange aural (station identification) signals are transmitted?
    • A. 

      Intervals of 5 micro-seconds

    • B. 

      Continuously

    • C. 

      Intervals of 5 seconds

  • 5. 
    The instrument landing system localizer course width at a distance of 10 miles from the transmitter is normally?
    • A. 

      5 degrees

    • B. 

      15 degrees

    • C. 

      35 degrees

    • D. 

      60 degrees

  • 6. 
    What frequency band is used to transmit instrument landing system glide slope information?
    • A. 

      VHF

    • B. 

      HF

    • C. 

      UHF

    • D. 

      IFF

  • 7. 
    The instrument landing system marker beacon carrier frequency is?
    • A. 

      75Hz

    • B. 

      75 MHz

    • C. 

      50 MHz

    • D. 

      50Hz

  • 8. 
    What microwave landing system outputs are provided to the pilot's and copilot's horizontal situation and attitude director indicators for approach and takeoff?
    • A. 

      Steering indications

    • B. 

      Airspeed indications

    • C. 

      Groundspeed indications

    • D. 

      Invisible indications

  • 9. 
    On how many channels are the microwave landing systems receivers capable of operating?
    • A. 

      200

    • B. 

      20

    • C. 

      40

    • D. 

      5

  • 10. 
    What is the frequency range of the microwave landing system receivers?
    • A. 

      1020-1300 MHz

    • B. 

      5031-5091 Hz

    • C. 

      5031-5091 MHz

    • D. 

      1020-1300 Hz

  • 11. 
    Which antennas are shared by microwave landing system numbers 1 and 2?
    • A. 

      1 and 2

    • B. 

      2 and 3

    • C. 

      1 and 4

    • D. 

      3 and 4

  • 12. 
    Which microwave landing system component allows for selection of system status?
    • A. 

      Integrated display computer unit

    • B. 

      EGI

    • C. 

      MMR

    • D. 

      Control Processor

  • 13. 
    When an instrument landing system frequency is selected, the ARN-127 very-high frequency omnirange receiver parks the horizontal situation indicator bearing pointer at the?
    • A. 

      4 o'clock position

    • B. 

      5 o'clock position

    • C. 

      6 o'clock position

    • D. 

      7 o'clock position

  • 14. 
    Which radial will the aircradt be positioned on if the aircraft is located north of the very-high frequency omnirange station?
    • A. 

      2.5 degrees

    • B. 

      210 degrees

    • C. 

      90 degrees

    • D. 

      000 degrees

  • 15. 
    To get a FROM flag in view on the horizontal situation indicator when the magnetic bearing to the very-high frequency omnirange station is 75 degrees, the selected course should be manually set to?
    • A. 

      2.5 degrees

    • B. 

      210 degrees

    • C. 

      90 degrees

    • D. 

      000 degrees

  • 16. 
    During instrument landing system operation, a full scale deflection of the horizontal situation indicator vertical needle indicates the aircraft is off course from the ruway centerline by?
    • A. 

      2.5 degrees

    • B. 

      210 degrees

    • C. 

      90 degrees

    • D. 

      000 degrees

  • 17. 
    In instrument landing system operation, a deflection of two dots on the attitude director indicator glide slope deviation scale indicates the aircraft is?
    • A. 

      .6 degrees off glide path

    • B. 

      .3 degrees off glide path

    • C. 

      .25 degrees off glide path

    • D. 

      .5 degrees off glide path

  • 18. 
    when instrument landing system marker beacon amber (orange) lamp illuminates, the pilot hears a?
    • A. 

      300 Hz Tone

    • B. 

      15 Hz Tone

    • C. 

      1,300 Hz Tone

    • D. 

      13 Hz Tone

  • 19. 
    The total number of very-high frequency omnirange/instrument landing system (VOR/ILS)channels that can be selected by the AN/ARN-147 VOR/ILS control box is?
    • A. 

      20

    • B. 

      200

    • C. 

      150

    • D. 

      220

  • 20. 
    If the very-high frequency omnirange station signal is lost or the receiver malfunctions, the ARN-147 system parks the bearing pointer at the?
    • A. 

      3 o'clock position

    • B. 

      4 o'clock position

    • C. 

      5 o'clock position

    • D. 

      6 o'clock postion

  • 21. 
    In very-high frequency omnirange(VOR) mode, what information is sent to the horizontal situation indicator by the ARN-147 VOR/localizer receiver?
    • A. 

      UP/down deviation, flag alarm, and TO/From

    • B. 

      Up/Down deviation, Left/Right Deviation, Flag Alarm

    • C. 

      Left/right deviation, flag alarm, and TO/FROM

  • 22. 
    What glide slope information is provided to the attitude director indicator when the AN/ARN-127 is operating in the instrument landing system mode?
    • A. 

      UP/down deviations

    • B. 

      Left/Right deviations

    • C. 

      To/From Indications

  • 23. 
    The main reference burst is transmitted when the main lobe of the tactical air navigation surface beacon radiation pattern is due?
    • A. 

      North

    • B. 

      South

    • C. 

      East

    • D. 

      West

  • 24. 
    A tactical air navigation surface beacon provides a staion identification code (beacon identity tone) every?
    • A. 

      5 seconds

    • B. 

      15 seconds

    • C. 

      30 seconds

    • D. 

      45 seconds

  • 25. 
    During tactical air navigation operation, the two signals phased compared to produce the fine bearing +- 1 degree are the?
    • A. 

      35-Hz variable and ARB

    • B. 

      135-Hz variable and ARB

    • C. 

      35-Hz nominal and ARB

    • D. 

      135-Hz nominal and ARB

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