Question id 329 - Radio Navigation - ATPL - Airline Transport Pilot license

Is receiving the signals of all visible satellites but tracking only those of the 4 with the best geometric coverage
Is receiving and tracking the signals of all 24 operational satellites simultaneously
Is tracking more than the required 4 satellites and can instantly replace any lost signal with another already being monitored
Requires the signals of all visible satellites for navigation purposes

Training tests and timed exam simulations ATPL - Airline Transport Pilot license