In those halcyon days when I was TRAINING students on the Command course we did about 20 sectors together. I would never write up silly, one off errors that candidates inevitably made - they would be discussed over a beer later. All my guys passed.
ie It behoves the TRAINERS to not be writing damning statements about the student. Attitude should be :-
Right, sunshine - you've passed the course so let's see what I can tell you that will be of help in the early days whilst you develop your own style of Command.
Questions about how the bloody standby electrics work are just annoying and a decent checker should say "I'll ask you something obscure and you can do the same back". That would stop them pretty fast. "How do you carry out overwing refuelling?" - " No idea mate - never had to do it and have never heard of anyone ever doing it down the line" next question…………...