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Chpater 7.docx

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Department
Computer Science
Course Code
60-104
Professor
Thistle

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SECTION A: WEB TECHNOLOGY Web Basics  • Need Http for access to web • Web is a bunch of files and images we can access • You can add links to get to files and etc • Tim Burners Lee created the world wide web (in the 90’s)  • Server is where we get the info  • Our browser requests the server for the webpage you are looking for •  The server checks if that webpage is available and responds by sending the webpage back to  the browser  • https and http locked in encryption (banking, facebook) – guaranteed no one can see  WHATS IN THE ADDRESS BAR BREAK DOWN  • http/https is the web protocol  • server name between second the third slash  • after third slash is the thing being accessed on the server (webpage/video)  HTML • Important  • Mark up languages allow to internet to be how it is  • Lets the computer know what things are  • Angle brackets are tags • Anything s=inside angle brackets are the mark up • Current version of html is html 5  HTTP • Important  Web Browsers • Safari/Mozilla Firefox/explorer/chrome • Chrome is open source and free • Explorer not open source but free but must have windows to use  • Firefox is open course and free and multi… • Anyone can make a browser.. this is what made the web s
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