Windows Communication Foundation (WCF): It is the technology that is used to build and execute connected systems for web applications. Windows Presentation Foundation: This presents a distinction the user interface and the business logic. It aids to develop interfaces that are visually stunning and are built using documents, media, two and three dimensional graphics, animations, and more.
Windows CardSpace: This provides a safe platform for accessing vital resources and sharing personal information on the internet. This helps us to make a safe and secure platform.
LINQ: It communicates data querying capabilities to other .Net languages that are using a syntax which is similar to the traditional query language SQL.
ADO.NET: It is the technology that is utilized for working with data and extensive databases.