SkyDrill
ACS area I

Communications, Light Signals, and Runway Lighting Systems

26 practice questions for the Aviation Mechanic Airframe (AMA) test. Open any question for the answer, an explanation of every choice, background, and the source citation. To answer them in a quiz, use the practice mode and pick this area.

  1. 1.Satellites required for a three-dimensional GPS fixAM.II.I.K12
  2. 2.Weather radar medium return colorAM.II.I.K14
  3. 3.Surfaces controlled by a two-axis autopilotAM.II.I.K16
  4. 4.Helicopter force trim system control heldAM.II.I.K18
  5. 5.ADS-B universal access transceiver frequencyAM.II.I.K20
  6. 6.Ground operation precaution for weather radarAM.II.I.R1
  7. 7.Minimum bend for antenna coaxial cableAM.II.I.R3
  8. 8.Bonding jumper across avionics shock mountsAM.II.I.R5
  9. 9.Transponder test and inspection intervalAM.II.I.K21
  10. 10.Minimum bend for coaxial transmission lineAM.II.I.R2
  11. 11.Purpose of static discharge wicksAM.II.I.R4
  12. 12.Speed of radio wave propagationAM.II.I.K1
  13. 13.Half-wave antenna length calculationAM.II.I.K3
  14. 14.Radio selection for transoceanic voice communicationAM.II.I.K5
  15. 15.ELT inspection intervalAM.II.I.K7
  16. 16.VOR accuracy tolerance using a VOTAM.II.I.K9
  17. 17.Function of the ILS localizerAM.II.I.K11
  18. 18.TCAS II resolution advisoryAM.II.I.K13
  19. 19.Input source for a ground proximity warning systemAM.II.I.K15
  20. 20.Integration level of an autothrottle systemAM.II.I.K17
  21. 21.Primary altitude range for radio altimeter useAM.II.I.K19
  22. 22.Transceiver push-to-talk functionAM.II.I.K2
  23. 23.Purpose of an audio panelAM.II.I.K4
  24. 24.ACARS data link capabilityAM.II.I.K6
  25. 25.ADF sense antenna purposeAM.II.I.K8
  26. 26.DME operating frequency rangeAM.II.I.K10