What are the 5 examples of aviation communication?

5 Types of Communication Used in Aviation

Emblems – common gestures or sign language.
Illustrators – adding emphasis or giving directions.
Regulators – to control verbal interaction, such as nodding.
Adapters – help to control emotions or overcome discomfort.
Affect displays – reveal the feelings of the person.

Which language must all pilots learn?

The FAA (Federal Aviation Authority) and ICAO (International Civil Aviation Organization), the world's organization overseeing aviation, require all pilots flying under their organizations to have attained ICAO “Level 4” English ability. This means all pilots must speak, read, write, and understand English fluently.