BTW,what's the latest version of UML,and how often does it release a new version?
A:
As far as I'm aware there's no regular release schedule. As for the differences between versions, you can find a summary for example here, probably a bit more readable here.
Tomislav Nakic-Alfirevic
2010-03-15 08:54:09
A:
The latest version of UML is UML 2.2 which is built on the top of xmi 2.1. See more at: http://www.eclipse.org/modeling/mdt/?project=uml2