What is Content Management System (CMS)?
A Content Management System (or CMS for short) is a web based system that permits you to change the content on your site, whenever you want. The superiority of having a CMS is that you do not need to have any coding experience to change the content on your website. In the long run this will save you money and time as you do not have to wait for a web developer to make simple content changes.
The main purpose of a Content Management System (relating to web) is to provide the capability for multiple users with different permission levels to manage a website or a section of the content.