Many components also work in connection with modules to display their info on the pages of a Joomla website. Some components display directly in the main section of a template. This is usually somewhere in the middle of the page depending on the layout of your particular template.
Many Joomla websites rely heavily on components. Some sites, such as social networking or directory based sites, are in effect built around their main components.
{jb_purplebox}Core components are explained in depth in our premium Joomla tutorial course - Joomla Pro.{/jb_purplebox}