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World Wide Web (WWW)
The World Wide Web is a system of linked documents connected by hyperlinks and URLs, accessed through the internet. It was created by Sir Tim Berners-Lee in 1989. There are 3 core technologies that make the web work:
- HTML (HyperText Markup Language): the standard language used to create and structure web pages
- URLs (Uniform Resource Locators): web addresses that point to specific pages or resources
- HTTP (HyperText Transfer Protocol): the protocol for sending and receiving information across the internet
The web also has 3 key features: interactivity (websites respond to user input), multimedia support (text, images, audio, video), and global access (anyone with an internet connection can use it).
The World Wide Web is an important part of modern life. It allows information to flow easily and connects people across the globe. It has changed how we communicate, learn, do business, and entertain ourselves.
How It Works
The web uses the internet to access websites and webpages. It is built on three main technologies:
HTML (HyperText Markup Language): The standard markup language used to create web pages. It structures the content on the web.
URLs (Uniform Resource Locators): Web addresses that point to specific web pages or resources on the web.
HTTP (HyperText Transfer Protocol): The protocol used for sending and receiving information across the internet.
HyperText Transfer Protocol — the rules for sending and receiving information across the internet.
It is what your browser uses when it requests a web page from a server.
Without HTTP, browsers could not load web pages.
Key Features
Interactivity: Websites can respond to user input. This allows for interactive experiences like online shopping, gaming, and learning.
Multimedia: The web supports text, images, audio, and video. This makes it a flexible medium for sharing information and entertainment.
Global Access: Anyone with an internet connection can access the web. This makes it a useful tool for sharing and finding information worldwide.
Importance
The WWW has made information easy to access for millions of people. It supports a wide range of activities including education, research, business, entertainment, and social networking. The web has also made new forms of social interaction, communication, and media possible.
HTML, URLs, and HTTP.
- HTML: structures the content of web pages
- URLs: web addresses that locate specific pages or resources
- HTTP: the protocol for sending and receiving data across the internet