WORKING WITH FILES IN YOUR WEBSITE
An ASP.NET 4.5 Web Forms Site consists of at least a single Web Form (a file with an .aspx extension),
but usually it consists of a larger number of files. Many different file types are available in VS,
each offering a distinct functionality. In the next section, you see the most important file types that
are used in VS. In addition, you learn a few different ways to add these files to your site.