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COMM-101 Computer Applications in Communications - January 22

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					COMM-101 Computers
 in Communications

Thursday, November 10, 2011
       Joe Boehnlein
             Today’s Agenda

       Internet
             Series   of tubes
       Social Media
             Take   down your dirty pictures!




                               COMM 101
December 5, 2012       Computers in Communications
Senior Project
Presentations

 Thursday & Friday
 Good Recital Hall
The Internet




        How Does it Work?
                     History
Who invented the Internet?


                   Al Gore?                        Dwight D.
                                                   Eisenhower?




                             COMM 101
December 5, 2012     Computers in Communications
                   History
Dwight D. Eisenhower


                   • Supreme Commander of
                   Allied Troops in WW II
                   • Wanted Government to
                   function in time of war


                           COMM 101
December 5, 2012   Computers in Communications
                         History
Led to…
     Advanced         Research Projects Agency
       (ARPA)
            ARPANET
            December 1969
            Nodes at UCLA, Stanford, Utah, Cal-San Bernadino
     ARPA         develops internetworking protocols
            1970’S
            LANs act as gateways for academia and business

                                 COMM 101
December 5, 2012         Computers in Communications
                   History
 Internet divided into two parts
     1983 - ARPANET and MILNET
     Required to use TCP/IP

 Domain Name System (DNS)
   established
       1984
 Worldwide Web and Mosaic Developed
     1989/1991 by Tim Berners-Lee
     1994 (Mosaic)

                           COMM 101
December 5, 2012   Computers in Communications
     Internet Components
 The Internet – A vast collection of
   computer networks

 The World Wide Web – The graphical
   component of the Internet, consisting of
   individual pages

 Web Site – A collection of related pages

                           COMM 101
December 5, 2012   Computers in Communications
     Internet Components
 Home Page – The entry, or Index page, for a
   web site

 Links – Hypertext used to jump from one
   page to another

 Browser – The graphical user interface (GUI),
   or software, used to view web pages

                           COMM 101
December 5, 2012   Computers in Communications
     Internet Components
 Server – Computer that hosts web pages and
   web sites

 Web Address – Universal Resource Locator,
   or URL, which is used to find the appropriate
   server

 Domain Name – Plain English for the IP
   address of the server
                           COMM 101
December 5, 2012   Computers in Communications
     Internet Components


          Domain Name System (DNS) –
          Translates text addresses to IP
                    addresses




                           COMM 101
December 5, 2012   Computers in Communications
 The Internet

What Happens When You Type a
 Web Page in Your Browser?
           Internet Browsing
 Cookie
   A small, simple text file placed on your
    hard drive by a web site that you visited
          Allows the website to identify your computer
          Not a program

 Spiders
   Programs used by search engines to
    gather info about what’s available on The
    Internet
                             COMM 101
December 5, 2012     Computers in Communications
            Internet Security
 Malware
     Softwarethat can be harmful (or malicious)
    to your computer
 Spyware
       Programs on your hard drive that send info about
        how you use your computer to marketers
 Adware
   Spyware that displays ads for products based on
    your usage
                             COMM 101
December 5, 2012     Computers in Communications
            Internet Security
 Firewall
    A   security device (either hardware or
       software) that controls access from the
       Internet to a local network
          Restrictsport access to non-requested
           incoming traffic
          Can also block outgoing traffic to restricted
           sites
          Alerts user to suspicious activity


                               COMM 101
December 5, 2012       Computers in Communications
              Internet Nasties
 A Worm is a program that propagates itself across
   computers, usually by creating copies of itself in each
   computer's memory.

 A Virus is a program that "infects" computer files
   (usually other executable programs) by inserting in
   those files copies of itself.

 A Trojan Horse is a destructive program disguised
   as a game, a utility, or an application.

                             COMM 101
December 5, 2012     Computers in Communications
             Virus Prevention
 Being careful about installing software
   you don’t know where it came from.

 Be careful of other users on your
   computer.

 Use a virus protection program

                           COMM 101
December 5, 2012   Computers in Communications
              Virus Protection
 Virus Protection Software
   Norton AntiVirus/McAfee VirusScan/AVG
   Scan Hard Drives
   Setup automatic protection
          Floppy   disks/Downloads/E-mail
     Updatevirus definitions regularly
     Beware of .exe e-mail attachments

 Windows Update

                               COMM 101
December 5, 2012       Computers in Communications
                   Social Media




                             COMM 101
December 5, 2012     Computers in Communications
                   Social Media

          Professors are on social media

             Professors talk to each other

             NOTHING POSTED ON
           THE INTERNET IS PRIVATE!

                             COMM 101
December 5, 2012     Computers in Communications
          Questions?




                           COMM 101
December 5, 2012   Computers in Communications
                   Next Time
 Talk about Dreamweaver
 Hand Out Web Assignment
 Give back your Photoshop and
   InDesign assignment… promise.




                            COMM 101
December 5, 2012    Computers in Communications

				
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