The .NET Framework is a software library of prefabricated code
and many developers use it to create websites that take
advantage of the latest in web technology, such as XML and
simpler programs that require command inputs. Microsoft
considers the 3.0 version of .NET a vital add-on to the 2.0 .NET
version, but many users question whether they need to upgrade
this from a previous version. Microsoft's .NET Framework 3.0 is
actually more of an update to .NET 2.0, reports Microsoft.
Including all of the features of .NET 2.0, the 3.0 framework
incorporates four new programming interfaces: Windows
Presentation Foundation, which creates Graphical User Interfaces
(GUI) for Windows-based software; Windows Workflow Foundation;
Windows Communication Foundation and Windows CardSpace, for
storing information about users in a portable format that can be
used by different applications. Microsoft officially released
the .NET 3.0 Framework in November of 2006 and included it with
copies of the then-new Windows operating syste