The SharePoint 2010 Certifications (both for IT Pros and Developers) both go live on Monday.
For IT Pros:
There are some classes available (under “Preparation Materials” at the above links), and if you can get your boss to send you to training, that is absolutely the way to go. If you are more the self-study type, there are a TON of books available on SharePoint 2010 and related technologies (many more than there were at this point with 2007):
I always recommend studying by reading through the exam objectives (links at the top), reading through the associated documentation on TechNet, and then practicing installing and configuring with the trial software and/or a demo virtual image. This has always been a passing strategy for me!