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Practice quizzes / SACAA ATC Licence Practice Questions - SACAA Air Traffic Controller Licence Theoretical Knowledge Examination Exam / Question 172499
Practice question

Which Mode S transponder capability transmits automated ADS-B Out position data derived from onboard GNSS receivers?

  1. Extended Squitter (1090 MHz ES)
  2. Mode A pulse response
  3. Mode C pressure encoder
  4. VHF ACARS

Answer: A — Extended Squitter (1090 MHz ES)

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