For more information, see Getting Started with the Entity Framework. The Entity Framework enables developers to program against relational databases in according to application-specific domain models instead of the underlying database models.
Core improvements to the CLR (common language runtime) that include better layout of.For more information, see What’s New in ASP.NET and Web Development.
ASP.NET Dynamic Data, which provides a rich scaffolding framework that enables rapid data driven development without writing code, and a new addition to ASP.NET AJAX that provides support for managing browser history (back button support).NET Framework version 3.5 Service Pack 1 provides the following new features and improvements: