The Internet by wulinqing

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									    The Internet

(as in Intro to PCs and the
          Internet)
         Common Fallacies
• The Internet was not created by Al Gore
            http://www.snopes.com/quotes/internet.asp



The Internet is not literally a series of tubes
          http://www.youtube.com/watch?v=f99PcP0aFNE



• There is only one Internet
What is the Internet?
        What is the Internet?
• The Internet is a worldwide, publicly
  accessible series of interconnected
  computer networks that transmit data by
  packet switching using the standard
  Internet Protocol (IP).
  – Wikipedia Contributors (03/17/2008)
 What is the World Wide Web?
• In contrast, the Web is a collection of
  interconnected documents and other
  resources, linked by hyperlinks and URLs.
• The World Wide Web is one of the
  services accessible via the Internet, along
  with various others.
  – Wikipedia Contributors (03/17/2008)
    Common Uses of the Internet
• World Wide Web (WWW)
• Email
• Remote Access
• File Sharing
• Streaming Media – Listening to Internet radio or
  viewing Internet TV
• Collaboration – With other people in in games,
  chat (instant messaging), or unlimited other uses
• Voice Telephony (VoIP) - calling people over the
  Internet
        Internet Related Topics
• How does the Internet actually work?
• How can I find what I’m looking for when I search the
  world wide web?
• How can I keep my personal information and my
  computer safe on the Internet?
• Can I trust that material I find on a website is true?
• Is it legal to use material that I found on a website?
• How can I troubleshoot problems with my Internet
  connection?
• How can I keep my PC running smoothly on the
  Internet?
• What are some cool tricks to use on the Internet?
                                  Address
                                  Bar




       Menu Bar
                           Quick Tabs
                                            Refresh
                                            and Stop
Forward and Back buttons                    buttons


                                  Status Bar
URL or Uniform Resource Locator




           Hyperlink
                                  Hyper text
                                  document
               Homework
• Write Shayne an email at sve2@pitt.edu
  with subject “cs110: HW4”
• Don’t do any research.
• In the email describe everything that you
  believe/image happens when you click a
  hyperlink on a web document in Internet
  Explorer web browser. Don’t leave
  anything out.
• Due: Wednesday March 19, 2008
      Interesting Statements?
• If I am running an antivirus program, am I
  protected from viruses on the Internet.

• If I am viewing a web page in Internet
  Explorer, will it look the same in other
  browsers such as Firefox.

• If I receive an email from sve2@pitt.edu it
  was sent to me by my teacher.
     Interesting Statements?
• If I am purchasing something from a well
  known website, it is OK to provide my
  credit card number.

								
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