Objective 5.2: Retrieve data remotely

Many Windows Store apps require content from the web to be available for various features. A connected behavior is important in presenting regular updates from social networks, for example, or for downloading new items from a subscription site.

The HttpClient class is useful in implementing features that require data to be transferred in to and out of a Windows Store app. The class supports web services that expect REST verbs to be used in the requests as well as the standard set of HTTP status codes. The HttpClient class can be used for secure connections to protect the data being transferred. Windows Communication Foundation (WCF) provides a runtime environment for web services that expose business logic. ...

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