GPS
G1000
M Altitudes
100

Orbital planes for GPS satellites 

What is 6?

100

CDI

What is Course Deviation Indicator?

100

Lowest altitude between radio fixes that ensures navigational coverage and obstacle clearance requirements 

What is Minimum Enroute Altitude?

200

Provides command and control functions for the satellite constellation

What is Master Control Station?

200

Placement of Magnetometer in C172S

What is left wing? 

200

MRA

What is Minimum Reception Altitude?

300

Amount of satellites needed to determine position

What is 3? 

300

Places PFD instruments on MFD 

What is reversionary mode? (red button)

300

assures acceptable navigational coverage within 22nm of a VOR

What is Minimum Obstruction Clearance Altitude?

400

Improves the accuracy, integrity, and availability of GPS signals

What is Wide Area Augmentation System?

400

GEA 71 failure 

What is loss of engine instruments? (RPM, oil temp/pressure, EGT temp, fuel level)

400

Depicted on En route chart as a flag with an X inside of it 

What is Minimum Crossing Altitude?

500

Not enough satellites

Inaccuracy/Inconsistency for a segment of flight

What is RAIM error messages? 

500

Ways to disconnect autopilot?

What is red disconnect button, AP button, electric elevator trim, AP circuit breaker, GA button, Master switch, Avionics Bus 2?

500

Provides a 1,000 foot buffer in non-mountainous areas

What is Off-Route Obstruction Clearance Altitude?