Read Page 1 ... brief at your TOD (weather, arrival, approach, missed approach, taxi route). They give you a hold and wonder based on the amount of fuel you have from a dispatch release if you can stay in the hold per the EFC instructions. The answer is yes, I don't have a ton of experience with this but just don't touch your reserve fuel. They give you a descent planning scenario: you are at 31000ft and cross 40nm North of XYZ VOR at 12000 (3:1 rule).You are landing West in IAH and they ask if 280kts applies to you (the answer is yes).... Continue Reading this Scenario