HTML and CSS Reference
In-Depth Information
What does the web server do?
Web servers have a full-time job on the Internet, tirelessly waiting for requests from web
browsers. What kinds of requests? Requests for web pages, images, sounds, or maybe
even a video. When a server gets a request for any of these resources, the server inds the
resource, and then sends it back to the browser.
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E ach serve r
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f iles, pictu res,
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Web Server
sen ds it to th e brow ser.
What does the web browser do?
You already know how a browser works: you're suring around the Web and you click on a
link to visit a page. That click causes your browser to request an HTML page from a web
server, retrieve it, and display the page in your browser window.
…and the browser displays
the HTML page.
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Web Server
But how does the browser know how to display a page? That's where HTML comes in. HTML
tells the browser all about the content and structure of the page. Let's see how that works…
 
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