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the Internet: Basics, Tools, and Web Components

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Presentation Transcript

  1. Internet

  2. Common Terms • The documents placed on the World Wide Web? • The language in which Web pages are written? • The element of a Web page that connects you to another Web page? • The address of a web page? • HTML? FTP? ISP?

  3. Internet • Was developed in the late 1960’s for war purposes by Department of Defense. • It originated out of the Arpanet program which emphasized a decentralized network • It is composed of a network of networks • In late 1980’s the National Science Foundation took over project and connected universities and researchers.

  4. Internet • How it is used: • Commercially to connect to potential customers • Access newsgroups • Retrieve data • Access Software • Send and Receive E-mail

  5. Internet Tools • Electronic Mail - send and receive e-mail • Telnet - Connect one Computer to another • FTP - File Transfer Protocol • Usenet - newsgroups • World Wide Web - organizes everything in easy to use pages.

  6. Connecting to the Internet • A university Account (e.g.: Saclink) • Private Business • On-Line Service (AOL, Compuserve) • Public Libraries

  7. WWW- World Wide Web • Developed by Timothy Berners-Lee in 1989 • Purpose was to make it easier for nuclear researchers to share data • First Web Browser was developed in 1993 by Marc Andreessen call Mosaic. • Netscape was developed in 1994 and has dramatically increased the speed and features of the web

  8. Web Browser • Design to view web pages on the internet. • Typically use either Netscape or Microsoft Internet Explorer • Browsers interpret the language in which Web pages are written (HTML-Hypertext Markup Language)

  9. Web Browser

  10. Web Browser Components • Menu Bar • Directory button Bar • Toolbar • Location Bar (URL-Uniform Resource Locator) ** • Status Indicator • Document Window • Status and Progress Bar

  11. WWW • Links • Search Engines • HTTP • FTP

  12. Questions? • The documents placed on the World Wide Web? • The language in which Web pages are written? • The element of a Web page that connects you to another Web page? • The address of a web page? • FTP? HTML? ISP?

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