Mr. B K Chaitanya is the resource person addressed the students related to Web apps have the typical front-end and back-end web development technologies. In theory, web apps are closely related to websites, thus web app development and web development share many characteristics. On the front-end, for instance, web app developers utilize JavaScript, CSS, and HTML. The back-end for web apps might similarly use the same server-side languages developers use to build websites such as Ruby or Python.