Going Online Chapter 7 Copyright Prentice-Hall, Inc. 2001.

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Presentation transcript:

Going Online Chapter 7 Copyright Prentice-Hall, Inc. 2001

Open the door to Cyberworld! Monthly Technology Update

The Online World AOL CompuServe Information Services Monthly service charge You get: Communications software (including a browser) Username and password User’s guide Serendipitous Surfing: Magazines

The Net is a worldwide collection of interconnected networks. What Is the Internet? The Net is a worldwide collection of interconnected networks. The Internet

No person or organization governs the Internet! Internet History ARPANET 1969-1990 Internet InterNIC National Information Infrastructure (NII) No person or organization governs the Internet!

How do you get on? Via dial-up connection to an Information Service Gateway (ex: AOL) Internet Service Provider (ISP) Via direct network connection using a shared high-speed line

Internet Connection Terminology Transmission Control Protocol/Internet Protocol (TCP/IP) Packets Point of Presence (POP) Point to Point Protocol (PPP)

Retrieve and View Internet Information Browsers Internet Explorer Netscape Client and server programs interact The Internet address URL identifies location of server site Files are downloaded for viewing

HTML = HyperText Markup Language URL Breakdown http://www.prenhall.com/long/computers8e/main.html Access Method Domain Name Directory Filename HTML = HyperText Markup Language

URL: Access Methods http:// Hypertext Transport Protocol ftp:// File Transfer Protocol news:// Newsgroups gopher:// Gopher menu tree

URL: Domain Name Types ID Affiliation .com Commercial .edu Education .firm .gov .int .mil .net .org Commercial Education Businesses Government International Military Network Resources Nonprofit Organizations

Are you addicted to the Net?

Browsers Web Site Page and Home page Portals and Search Engines Hypertext and Hyperlinks Add-ons (video, animation, etc.) Applets HTML (HyperText Markup Language)

Browser Elements Workspace Menu Bar Toolbar Status Bar

Internet: Finding Information Browsing the Net - start with a portal Search Engines Keyword searches Search rules Try another search engine Follow hyperlinks BE PERSISTENT! FAQs Going Online

Internet Applications The Web FTP User-friendly Multimedia Hyperlinks Interactive (radio buttons, text boxes) Frames File Transfer Protocol Anonymous FTP Gopher Telnet Going Online

Webcasting Radio broadcasting Real-time audio streaming Pull vs. push technology

Communicating With People: e-mail Username@domain or e-mail server president@whitehouse.gov bsmith@abccorporation.com The e-mail message To (optional CC: and/or BCC:) Subject Message Attached file(s) E-mail response options Reply Reply to all Forward Post Office Protocol

Internet Applications USENET Newsgroups Bulletin boards Threads Mailing Lists or Listservs Internet Relay Chat Audio Mail Internet Telephone User Location Service Conferencing Whiteboarding Application Sharing Videoconferencing

Internet Issues E-Commerce Firewalls Flaming Spam & Spamming Telecommuting

End of Chapter 7 Interactive Study Guide Copyright Prentice-Hall, Inc. 2001