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Your Name Your Class.  Is a network of networks  Began in 1969 as ARPANET (Advanced Research Projects Agency Network)  No central authority and thus.

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Presentation on theme: "Your Name Your Class.  Is a network of networks  Began in 1969 as ARPANET (Advanced Research Projects Agency Network)  No central authority and thus."— Presentation transcript:

1 Your Name Your Class

2  Is a network of networks  Began in 1969 as ARPANET (Advanced Research Projects Agency Network)  No central authority and thus impossible to state the precise size  The Internet is not free just because you do not pay for it

3  A subset of the Internet consisting of all computers with hypertext or hypermedia documents  These documents contain references (links) to other documents which may be on a different computer anywhere in the world  Began in 1991 at the European Particle Physics Laboratory (CERN) in Switzerland

4  A server  Stores hypermedia documents  Furnishes documents upon request  A client  Requests hypermedia documents  Displays hypermedia documents  A browser  Enables clients to display every document from every server

5  At Work or School  Via a Local Area Network (LAN)  At Home  Traditional Modem (56KB)  Cable Modem  DSL Modem  WIFI

6 http://www.annex.com/southwest/museum.htm Means of access, HyperText Transfer Protocol Internet Address (Web site) Document Path (Directory or Folder)

7  HTTP – HyperText Transfer Protocol is used to transmit Web documents  HTTPS – Secure protocol for confidential transactions  HTML – Hypertext Markup Language is the language for all Web Documents  ISP – Internet Service Provider

8  Use the Search button on the Internet Explorer Toolbar  Try multiple search engines on one query  Be aware of logical operators - AND, OR, and NOT  Search on a concept; e.g., “first ladies” rather than “Eleanor Roosevelt”  Set Bookmarks/Favorites

9  Commerce is the exchange of goods and services  Buyer and seller  Products and suppliers  A place to “meet”  Marketing to attract the buyer  Accept and process the order  All of these elements are present in e-commerce and traditional commerce

10  For the Seller:  Open 24/7  Shoppers from anywhere  Virtual inventory is cheaper and extensive  Lower transaction costs  Target your customers  For the Buyer:  Open 24/7  Never leave home  Easy to view and explore product line  Comparison shop  Web site knows you

11  Secure transactions  Https protocol  Encryption  Privacy  A cookie is a small file written to your disk each time you visit a site  Websites download cookies to personalize your experience on their site


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