Microsoft released ASP.NET 3.5 on November 19, 2007. Along with it, was released Visual Studio 2008. In this version Microsoft enhanced features of .NET Framework Version 3.0 and add some new too. Now we will take a look at new and enhanced features in the .NET Framework version 3.5. The which get updated or added by Microsoft are: * .NET Compact Framework * ASP.NET * Add-Ins and Extensibility * Common Language Runtime * Cryptography * Networking * Windows Communication Foundation * Windows Presentation Foundation * Windows Workflow Foundation * Windows Forms * LINQ * Expression Trees * Programming Languages