Using the Internet   Unit <ul><li>Tech Talk: G oing Online </li></ul><ul><ul><li>The Internet and the World Wide Web  </li...
Going Online  <ul><ul><li>How the Internet and the World Wide Web are used  </li></ul></ul><ul><ul><li>How computers conne...
Going Online <ul><li>The  Internet  and the  World Wide Web  (the Web) are not the same thing. The Web lets you access the...
Going Online What Is a Web Site?   Every Web site has a unique address, or  uniform resource locator (URL) , that includes...
Going Online Explain  What is the relationship between the Internet, the World Wide Web, and Web sites?   The Internet and...
Going Online <ul><li>The Internet can be accessed using a number of electronic devices, including:  </li></ul><ul><ul><li>...
Going Online <ul><ul><li>You need four things to connect to the Internet: </li></ul></ul><ul><ul><li>Computer  </li></ul><...
Going Online <ul><li>What is a Modem? </li></ul><ul><li>To connect your computer to the Internet, you need a  modem  to se...
Going Online What Is a Web Browser?   To surf the Web, you need a  Web browser . Popular Web browsers include Microsoft In...
Going Online List  Identify four things you need in order to connect to  the Internet.   Getting Connected <ul><ul><li>Com...
Going Online What is a Search Engine? Search engines  are the primary method Internet surfers use to locate information on...
Going Online October 29, 1969   The first ARPANET link was established between 2 universities: University of California, L...
Going Online 1969: ARPANET (Advanced Research Project Agency Network) connects 4 computers at 4 different universities in ...
Going Online 1988: first computer virus, a worm attacks and shuts down 10% of all internet hosts. 1991: World Wide Web is ...
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Going Online

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Going Online

  1. 1. Using the Internet Unit <ul><li>Tech Talk: G oing Online </li></ul><ul><ul><li>The Internet and the World Wide Web </li></ul></ul><ul><ul><li>Getting Connected </li></ul></ul>Contents Copyright © The McGraw-Hill Companies, Inc. All rights reserved.
  2. 2. Going Online <ul><ul><li>How the Internet and the World Wide Web are used </li></ul></ul><ul><ul><li>How computers connect to the Internet </li></ul></ul>You Will Learn Key Terms Internet World Wide Web Web site uniform resource locator (URL) Internet service provider (ISP) Modem Web browser Search Engine Review Video: http://www.brainpop.com/technology/computersandinternet/internet/
  3. 3. Going Online <ul><li>The Internet and the World Wide Web (the Web) are not the same thing. The Web lets you access the Internet’s: </li></ul><ul><ul><li>information </li></ul></ul><ul><ul><li>services </li></ul></ul><ul><ul><li>Web sites </li></ul></ul>Internet A gigantic computer network that connects computers around the world. World Wide Web The huge collection of information, services, and Web sites accessible through the Internet. Web site A specific location on the Web that contains a collection of related files and resources by a person, group, or organization. The Internet and the World Wide Web
  4. 4. Going Online What Is a Web Site? Every Web site has a unique address, or uniform resource locator (URL) , that includes a three-letter extension that identifies the type of site. uniform resource locater (URL) The address of a Web site, including “http://,” the domain name, and the subpage name. The Internet and the World Wide Web www.unicef.org Professional or nonprofit organization .org www.irs.gov U.S. government .gov www.yale.edu Educational institution .edu www.microsoft.com Commercial or for-profit business .com Example Type of Site Extension
  5. 5. Going Online Explain What is the relationship between the Internet, the World Wide Web, and Web sites? The Internet and the World Wide Web The Internet is a gigantic computer network (hardware) that connects computers around the world. The World Wide Web is an electronic system (software) used to navigate the huge collection of information, services, and Web sites accessible through the Internet. Web sites are specific locations on the Internet.
  6. 6. Going Online <ul><li>The Internet can be accessed using a number of electronic devices, including: </li></ul><ul><ul><li>Desktop or laptop computers </li></ul></ul><ul><ul><li>Cell phones </li></ul></ul><ul><ul><li>Tablets </li></ul></ul><ul><ul><li>Video game systems </li></ul></ul>Getting Connected
  7. 7. Going Online <ul><ul><li>You need four things to connect to the Internet: </li></ul></ul><ul><ul><li>Computer </li></ul></ul><ul><ul><li>Internet service provider (ISP) </li></ul></ul><ul><ul><li>Modem </li></ul></ul><ul><ul><li>Communications software (Web browser or e-mail) </li></ul></ul>Getting Connected Internet service provider (ISP) A company that provides access to the Internet, usually for a monthly fee. Their responsibilities include maintaining equipment, providing customer service, and protecting the network.
  8. 8. Going Online <ul><li>What is a Modem? </li></ul><ul><li>To connect your computer to the Internet, you need a modem to send and receive data. </li></ul><ul><li>A Modem can be internal or external </li></ul><ul><li>For home users, the most common types of modems are: </li></ul><ul><ul><li>Telephone (dial-up) </li></ul></ul><ul><ul><li>DSL (digital subscriber line) </li></ul></ul><ul><ul><li>Cable </li></ul></ul>Getting Connected Modem- A modem is a piece of equipment that lets your computer talk to other computers using telephone lines, cable lines, fiber optic wires, or even wireless connections. The word modem comes from a combination of the words: MO dulator and DEM odulator
  9. 9. Going Online What Is a Web Browser? To surf the Web, you need a Web browser . Popular Web browsers include Microsoft Internet Explorer, Netscape, Apple Safari, and Mozilla Firefox. Getting Connected Web browser A software program that lets you surf the Web and interact with Web sites.
  10. 10. Going Online List Identify four things you need in order to connect to the Internet. Getting Connected <ul><ul><li>Computer </li></ul></ul><ul><ul><li>Internet service provider </li></ul></ul><ul><ul><li>Modem </li></ul></ul><ul><ul><li>Communications software </li></ul></ul>
  11. 11. Going Online What is a Search Engine? Search engines are the primary method Internet surfers use to locate information on the Web Many of the major search engines are created through an automated process in which a program called a spider &quot;crawls&quot; across the Web to gather information about existing sites. The spider captures this basic information and organizes its findings into categorizes, which are then used to generate search results for users. Getting Connected Search Engine online services that allow users to scan the contents of the Internet to find Web sites or specific information of interest to them.
  12. 12. Going Online October 29, 1969 The first ARPANET link was established between 2 universities: University of California, Los Angeles Stanford Research Institute December 5, 1969 a 4-node network was connected by adding 2 more universities: University of Utah University of California, Santa Barbara. ARPANET (Advanced Research Project Agency Network) The network was funded by the Defense Advanced Research Projects Agency (DARPA) of the United States Department of Defense for use by its projects at universities and research laboratories in the US. The Internet and the World Wide Web
  13. 13. Going Online 1969: ARPANET (Advanced Research Project Agency Network) connects 4 computers at 4 different universities in the United States. 1971: Email (electronic mail) is invented by Ray Tomlinson 1985: On March 15, Symbolics.com is given the first registered domain name. The Internet and the World Wide Web
  14. 14. Going Online 1988: first computer virus, a worm attacks and shuts down 10% of all internet hosts. 1991: World Wide Web is created by Tim Berners-Lee 1994: Pizza Hut takes the first online pizza order for a mushroom and pepperoni pizza with extra cheese. 1995: AOL (America Online), Prodigy, and CompuServe offer dial up service to the internet for home use. The Internet and the World Wide Web

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