WWW:

WWW or World Wide Web is not the same as the internet. It is a system of Internet servers that create specific documents. It has one main language, HTML, which creates other documents such as video files, graphics, and audio files. The World Wide Web has pages that can be accessed using a Web browser.

PROTOCOLS:

HTML makes hyper text pages. HTML is a simple programming language that deals with high level constructs like images, list, and headings. HTTP is the most common protocol. It is designed specifically for the world wide web. HTTP is a structured text that uses hyper links between nodes that contain text. A URL allows hyper text documents to give a link to other hyper text documents located in the WWW. It allows the use of other protocols like HTTP and HTML.

LANGUAGES:

CSS is the way everything is the way everything looks on web pages. Colors, Fonts, and layout. You can change the way the CSS looks depending on what your preference is. CSS is independent of HTML and can be used with any XML-based markup language. JavaScript is a super advanced programming language. JS is used to make effects on a web page. It can makes the web page more interactive. HTML is a standard language to structure web pages. HTML is constantly being changed by various software developers. Python is a high-level programming language.  Python is able to be used on almost any computer without changing it. PHP is a widely-used open source general-purpose scripting language that is made for developing and reprogramming the World Wide Web and can be put into HTML. PHP pages have HTML embedded with code that can do various tasks.