When IIS is installed, a Web site named Default Web Site is created, and it contains a single root application with the root virtual directory mapped to the %systemdrive%\inetpub\wwwroot folder. You can configure this default Web site to serve your Web application, or you can create a new Web site to publish the application.
It is a best practice to place your Web content on a nonsystem drive.
For typical administrative tasks in IIS 6.0, you use wizards provided by the IIS 6.0 Management Console. In IIS 7.0, you can use the IIS Manager console to create and administer Web sites.
In addition, you can use the Appcmd.exe command ...