Altitude Limits

Question 1

DA

Answer 1

Decision altitude: precision approach— continue approach or go missed

Question 2

MAA

Answer 2

Maximum Authorized Altitude

Question 3

MCA

Answer 3

Minimum Crossing Altitude

Question 4

MDA

Answer 4

Minimum Decision Altitiude: Nonprecision approach—must see visual references or go missed

Question 5

MEA

Answer 5

Minimum Enroute Altitude: acceptable navigational coverage and obstacle clearence

Question 6

MOCA

Answer 6

Minimum Obstacle Clearence Altitude: Clearence and navigational coverage up to 22 NM of VOR

Question 7

MORA

Answer 7

Minimum Off Route Altitude: Obstruction clearence (w/in 10nm either side of airway)

Question 8

MRA

Answer 8

Minimum Reception Altitude: lowest altitude on airway segment where intersection can be determined using navaids.

Question 9

MTA

Answer 9

Minimum Turning Altitude: vertical and lateral obstacle clearance in turns over fixes w/MCA icon

Question 10

MVA

Answer 10

Minimum Vectoring Altitude: Lowest vectored altitude

Question 11

OROCA

Answer 11

Off Route Obstruction Clearence Altitude: obstruction clearence w/1000’ buffer over non mountainous terrain areas & 2000’ in mountainous.