Overview of Drupal concepts such as modules, themes, distributions, and types of data. Part of the Drupal User Guide.
Overview of Drupal and the reasons to choose it as a reliable Content Management System (CMS).
Overview of modules and the functionality they can be used for.
Overview of themes and where to obtain them.
Overview of distributions, which can be used to set up websites for specific purposes.
Overview of common types of data used in a site.
Overview of Free and Open Source Software (FOSS), Drupal project, and Drupal Association.
Overview of Drupal licensing and the guidelines to be followed by users and contributors.