Welcome to WebmasterWorld Guest from 184.108.40.206
It still may be necessary to go through the tutorials in the learning center [google.com] because there may be a lot of new stuff in there that isn't used on a daily basis but is on the test.
And here's a link from the page that talks about the exam itself:
What are the exam specifics?
And finally, zeus661, speaking for myself, I hope you'll decide to give it a shot! :)