Question id 288 - Radio Navigation - ATPL - Airline Transport Pilot license

The GNNS is never used as an input in a multi-sensor system.
The FMS always uses average position calculated from the GNSS and the IRS.
The activation of 'Selective Availability' can be recognised by the INS.
The GNSS can be used to update the FMS position from a drifting IRS.

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