Back to building DLLs: Determining if a class is abstract or public

Back to building DLLs: Determining if a class is abstract or publichttp://blogs.msdn.com/devschool/archive/2009/06/18/back-to-building-dlls-some-more-on-classes-determining-if-a-class-is-abstract-or-public.aspx  In the world of VS 2008 and VS 2010, as well as all of the older development tools from Microsoft, the creation of DLLs is fully supported .  But just how do we utilize the DLLs?  First for the concept of DLLs to make sense, we need toen-USCommunityServer 2.1 SP1 (Build: 61025.2)