Hi all

I have been studying some time, been doing practical labs, watching ICND 1 videos from CBT Nuggets & Train signal, i am currently reading ICND 1 from Wendal, anyway i just watched the train signal videos and done some labs to test the water a bit for the official exam and got 637% from memory, taken a recent test on the boson simulator and got 311% the questions seem alot different or even harder what do you guys think? i am taking the real test again on 4th of october
thanks