2-Information Systems Operations

Question 1

What is the purpose of CPDLC (Controller/Pilot Datalink Communication)?

Answer 1

• The CPDLC application enables an exchange of specific ATC messages between the flight crew and air traffic controller.

Question 2

What preventative measure can be taken by the crew to help prevent takeoff
data from improperly uplinking?

Answer 2

• Clearing the ACARS cache (by swapping databases) as directed by AOM Vol. 2 may reduce the occurrence of bad Takeoff data uplinks.