Joomla hosting involves using PHP scripting language to store information in a MySQL database. It is a content management system for comprehensively structuring and maintaining a flexible website/portal that allows you to change your website, adds and/or edits content, syndicate news and much more. One of the main benefits of Joomla is that you are not required to have PHP or HTML knowledge. Content publishing and configuration is typically done from your web browser.
Joomla is extensible, meaning that you will get hundreds of add-on components, mambots and/or modules to suit your particular needs. In fact, if you are a coder, Joomla allows you to write your own extension. They also have a customizable menu system with the ability to generate site menus based upon the settings you choose. Joomla also gives you the option of out of the box SEO and RSS syndication. They also have a comprehensive template system which enables you to change the design of your whole website with just a click. Included with Joomla are virtually endless practical implementation abilities.