1.4. Examining the Application and Deployment Manifests
When you use the Publish Wizard in ClickOnce, Visual Studio will publish your application to the URL you have indicated. For example, if you indicated http://localhost/MyApp/ as the publishing directory and you mapped the virtual directory MyApp to the local path C:\Inetpub\wwwroot\MyApp, two types of files will be created under the C:\Inetpub\wwwroot\MyApp directory:
The next two sections take a closer look at what these two types of files do.