This document discusses content management systems (CMS). It defines content as items like images, text, files, audio, and video. It explains that a CMS can be used to build online shopping portals, multilingual websites, blogs, forums, and other corporate web platforms. A CMS allows non-technical users to enter content, places it in templates, stores the content and templates in a database, and combines them to display web pages to users. Key features of a CMS include templates, access control, workflow management, version control, and output flexibility. Examples of CMS include Drupal, Joomla, and WordPress.