impelse wrote: » I passed today with 820, I do not remember how many simulations and exhibit. I was very nervous. I used the official book. Transcender practice exam Lab with virutal machines (sometimes some servers in my enviroment, just for checking something). Proprof.com Flashexchange.com ( I created my own flash cards, this help me a lot). I studied for 2.5 moth. Now the 70-291