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Internet  ’60 = an invention of the US army  Universities and libraries also start to use this communication tool  Protocol + physical network=> backbone.

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Presentation on theme: "Internet  ’60 = an invention of the US army  Universities and libraries also start to use this communication tool  Protocol + physical network=> backbone."— Presentation transcript:

1

2 Internet

3  ’60 = an invention of the US army  Universities and libraries also start to use this communication tool  Protocol + physical network=> backbone of the internet  ’90:Tim Berners-Lee and Robert Cailleau introduce HTML=> WWW is born History

4 What is the Internet? Worldwide network of computers and servers Connected to each other By satellite, modem and cable

5  Host asks info – Server has got info and distributes it on request  Unique IP-address (cfr 156.45.78.99)  Language between PC’s= TCP/IP-protocol

6 The different Services  WWW (World Wide Web)  FTP (File Transfer Protocol)  E-mail  Usenet

7 The World Wide Web...

8  Collection of PC’s that share documents, images and multimedia over the internet  Main feature=hyperlinks  Communicates via HTTP-protocol (cfr TCP-IP)  Code to compose web pages = HTML

9 Web Browser  Necessary to surf!  User friendly  “Translates” the HTML code to the page as we see it.  Internet Explorer / Netscape

10  Web – Web Pages  Home page  Hyperlinks=>click and surf  URL (uniform resource locator)  Image Maps  Chat  Download


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