Futures and Effects of Internet 1/26/15 10:03 PM Architecture of the Internet • HOSTS/SERVERS - Those computers that contain the actual website • ACCESS PROVIDERS - ISPs, DSL, etc. • Internet Addresses • Domain names • Browsers • Search Engines Internet Address • User ID • Domain • UNIFORM SOURCE LOCATOR (URL)- states where resource is available and who is retrieving it • HYPERTEXT TRANSFER PROTOCOL (http)- a request response protocol • HYPERTEXT MARKUP LANGUAGE (html)- language of most web pages Economics of the Internet • Employment Patterns • NETWORK ENGINEERS - people who design and build the systems that make up the internet • NETWORK MANAGERS - provide day-to-day maintenance of local systems and intranets • WEBMASTERS - maintain either content or systems for large web sites • KNOWLEDGE WORKERS - people who use the Internet and other information sources in their work (Journalists, librarians, etc.) • Revenue Sources • E-commerce • Selling of goods and services online • Amazon, eBay • Websites will sell leads through links • Advertising • Only those interested will click • Pay flat rate, then per click • Very controversial - pop ups, animation, online commercials, spam • Spyware- programs that track internet user’s activities and report them back to advertisers• Paid content • Least successful revenue source • Databases • Magazine and newspaper content • Distance learning • Online matchmaking • The Long Tail- takes advantage of the niche market Online Dangers and Nuisances • Hacker Attacks • Gaining illegal access to computer networks or files • Sometimes done for money, sometimes done to be a jerk • Phishing • Sending out fake, but realistic looking, emails hoping to gain sensitive information from the email reader • Spam • Unsolicited email messages Controversies • Net Neutrality • Municipal Wi-Fi • Censorship • Cultural Imperialism • Reliability of Information • Attribution • Authority • Objectivity •
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