Resources are files that define and implement the actual customization you make to the content server. They can be pieces of HTML code, dynamic page elements, queries that gather data from the database, services that perform content server actions, or special code to conditionally format information.
Resources are a critical part of the content server software, so you must be familiar with them before you attempt to create a custom component or dynamic server page. You can create, edit, or remove a resource file by using the Component Wizard. You also can use the Component Wizard as a starting point for creating custom resources.
Resources fall into distinct categories, although the first four types listed in the following table are also called Resource-type resources: