This project contains about 101 samples from each of these areas:
Linq To Objects Linq To Sql Linq to DataSet Linq to Xml LINQ to Entities
Run the project, and select the type of LINQ sample that you want to explore. Drill down into the options, and run each individual sample that interests you, as shown in Figure 1. The output from the sample and the code included in the sample will be displayed in the interface of the application.
See the Connectivity note found in the root directory for the samples project if you are have trouble running the database samples.