Chapter 3. Designing and implementing WCF Services

This chapter covers designing and implementing Windows Communication Foundation (WCF) Services. WCF is a major component on the exam. Several questions on the exam deal with WCF, as the exam outline clearly indicates (19 percent, according to Microsoft). There are also other areas of the exam that make sense only in the same context as WCF, such as Data Services.

You do not need to be an expert in WCF to do well on this exam, but you need a strong background in it. If you came to .NET after version 3.0 of the Framework, you likely started off using WCF. If you started on an earlier version, you likely would have done it either directly through client-server programming or by using one of the technologies ...

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