Using the Dynamic Help in the Visual Studio .NET IDE, look up the System.Convert and the System.String namespaces. Study the new conversion and string manipulation features available to you in the FCL. These are very important classes to become familiar with.

Look up arrays in Dynamic Help and understand the syntax of arrays and how you can use them to store information.

Create a new Visual Studio .NET Windows Forms application. Using what you learned today about operators and decision structures, copy some of the code from the listings into the click event of a button control, and step through the code using the debugging techniques you learned about yesterday. This will help you understand what state the variables are in when you're using the different operators and decision structures.