The NET Framework 4 works side by side with the Framework version 3 5 SP1 Applications that are based on earlier versions of the Framework will continue to run on that version Just a subset of functionality is shared by all versions of the Framework Innovations in the Visual Basic and C languages for example statement lambdas implicit line continuations dynamic dispatch and named optional parameters The ADO NET Entity Framework which simplifies how developers program against relational databases by raising the level of abstraction has many new features These includes persistence ignorance and POCO support lazy loading test driven…