Guys i've been thru the 2nd stage and can give you some of the questions they asked(that i can remember):
-Why swept-back wings onthe 747?
-Where will it stall first?why?
-Hydraulics on your current aircraft?
-Fuel tail tank on the 744?why?
-carbon brakes?when is it more effective?why?
-series/parallel yaw dampers?
-transponder code for radio failures?
All questions have been asked in a gentle and professional way.
good luck to everyone