CH. 11 - Global Positioning System (GPS)

Question 1

What is Area Navigation (RNAV) in aviation?

• A method of navigation allowing aircraft to operate on any desired flight path with _____________ or ______________-based navigation aid coverage.

Answer 1

A method of navigation allowing aircraft to operate on any desired flight path with ground or space-based navigation aid coverage.

Question 2

What type of GPS unit can be used as the primary means of navigation in an aircraft?

Answer 2

A GPS unit mounted on the airplane.

Question 3

How often must a GPS navigation database be updated to be used for IFR navigation?

Answer 3

Every 28 days.

Question 4

What does Receiver Autonomous Integrity Monitoring (RAIM) ensure in GPS navigation?

Answer 4

It ensures the integrity of the GPS signal.

Question 5

What must a pilot do if RAIM is not available before beginning a GPS approach?

Answer 5

Revert to another means of navigation.

Question 6

What feature automatically adjusts the CDI scale during a GPS approach?

Answer 6

Auto sensitivity.

Question 7

What happens if auto sensitivity is deactivated during a GPS approach?

Answer 7

The approach mode will disengage.

Question 8

What must be checked to verify that a newly installed GPS unit is compatible with IFR operations?

Answer 8

The supplement to the aircraft’s flight manual.