CS101.Lect04.WWW.Publishing.ppt

CS101.Lect04.WWW.Publishing.ppt - CS101 Lecture 04 The...

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Computer Science CS101 Lecture 04: The World Wide Web How the Web Works Publishing Web Pages Aaron Stevens ([email protected]) 15 September 2011 Computer Science What You’ll Learn Today How does the WWW work? What are web servers, anyway? So I got some HTML pages and stuff. How do I make them show up on the web? Who can see my pages?
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Computer Science The World Wide Web The World Wide Web A system of interlinked hypertext documents and other resources accessed via the Internet. Tim Berners-Lee invented the WWW circa 1989-1991. http://www.w3.org/People/Berners-Lee/ Computer Science The World Wide Web Uniform Resource Locator A standard way of specifying the location of a resource, it’s name, and how to get it. How do we find stuff on the web?
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Computer Science Protocols A protocol is a set of rules governing the exchange or transmission of data between devices. Computer Science How do you visit a website? You don’t visit a website. The website gets delivered to you.
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HTTP HyperText Transfer Protocol http://www.ltg.ed.ac.uk/ ~ht/WhatAreURIs/ Computer Science What’s a Web Server? Web server: a software application which waits for/responds to HTTP requests. Tim Berners-Lee wrote 2 applications to
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This note was uploaded on 12/16/2011 for the course CS 101 taught by Professor Stevens during the Fall '08 term at BU.

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CS101.Lect04.WWW.Publishing.ppt - CS101 Lecture 04 The...

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