What is WordPress:
WordPress is a Content Management System free and Open Source Code. CMS Based on PHP & MySQL Featured include a Templates & plugins. It is most associated with Blogging with supports other types of web including more traditional mailing lists, forums, media gallerias and Online store. used by More than 100+ millions of websites as May 2019. WordPress ia a most popular Nowadays CMS.
WordPress is a factory that makes a web pages is a core analogy designed to clarify what wordpress is and What does. Its stores your content that allows you to create and Publish web page only requiring a DOMAIN & HOSTING site work.
Now a days most working on wordpress you can create a website E-commerce, Job Portal, Membership , Social Activity Website. you Use a Plugin and Utilize their working depend on you effort etc