Content Management System (CMS) is software which helps you to maintain and manage your content on your website. Using this software, you can easily add, delete or update any content on your website. The only criterion is that there are different keys that are required while using the CMS software. There are some differences between the left key and the right keys on the mouse. The rest of the things are taken care by CMS. So in a way, this software provides all the tools to manage your website without the need to contact a webmaster who will charge heavy bucks to get the work done.
The content does not only mean what is present in the webpage of any website. It includes everything such as text, video clips, documents, images, voice clips, address books etc. There are 2 types of CMS. One is Content Management Application and Content Delivery Application.