ATPL: On the display of a TCAS 2 (Traffic alert and Collision Avoidance System), a resolution advisory (RA) is represented by:
Domanda 173, Aircraft General Knowledge - Instrumentation - ATPL - Airline Transport Pilot license
| A white or cyan empty lozenge. |
| A red full square. |
| An amber solid circle. |
| A white or cyan solid lozenge. |
