Objective 2.1: Query and manipulate data by using the Entity Framework
Although the Entity Framework (EF) was covered in Chapter 1, this chapter covers specifics about EF and the components that compose it. To help you with your exam preparation, the focus is on version 5.0 of the .NET Framework.
Querying, updating, and deleting data by using DbContext
Earlier versions of the EF made use of the ObjectContext class as the interaction point between the code and the data. Starting with version 5.0 of the EF, ObjectContext was replaced ...