what an idiot...
i wanna fail
next thing you know he writes down his full knowledge on ancient magic which is basicly dead in the current time and writes about in-depth barrier magic which is rare beyond measure
like any good examinee would
next a loli professor sets him up perfectly to get on her bad side and he ignores all the flags 
and after doing all of that out of his own volition he is surprised that he didnt fail...
high levels of magic must lay heavily on the brain it seems