CMS - Content Management Systems
CMS websites are systems that help you build and manage websites content and data while offering a whole host of features and functionality. These systems allow you to edit and create new pages and on your website. Access levels can be set to allow different levels of control on the site from simple editing of pages to full control of the entire website.
Joomla is an open source content management system that allows endless customisation and editing of a site by adding various components and modules. The core of the Joomla site is database driven using PHP. It is ideal for building and running a blog or a simple brochure site. These sites can allow different users access and priviledges to edit and update artilces and pages.