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Pro C# 2010 and the .NET 4 Platform, Fifth Edition by Andrew Troelsen

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26.4. Examining the Workflow 4.0 Activities

Recall that the purpose of WF is to allow you to model a business process in a declarative manner, which is then executed by the WF runtime engine. In the vernacular of WF, a business process is composed of any number of activities. Simply put, a WF activity is an atomic "step" in the overall process. When you create a new workflow application, you will find the Toolbox contains iconic representations of the built-in activities grouped by category.

These out-of-the-box activities are used to model your business process. Each activity in the Toolbox maps to a real class within the System.Activities.dll assembly (most often contained within the System.Activities.Statements namespace). You'll make use ...

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