Internet Search Tools
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  • 1.01 - Internet Search Tools
  • 1.01 - Internet Search Tools
  • 1.01 - Internet Search Tools
  • 1.01 - Internet Search Tools
  • 1.01 - Internet Search Tools
  • 1.01 - Internet Search Tools
  • 1.01 - Internet Search Tools
  • 1.01 - Internet Search Tools
  • 1.01 - Internet Search Tools Follow the web links
  • Students will record answers on the second page of their graphic organizers 1.01 - Internet Search Tools

Transcript

  • 1. Internet Search Tools 1.01- Understand Internet search tools and methods.
  • 2. Two Categories of Search Tools
    • Search Engines
      • Individual search engine
      • Meta-search engine
    • Subject Directories
    1.01 Understand Internet search tools and methods. Slide
  • 3. Individual Search Engines
    • Individual search engines use computer programs called “spiders” to match key search words with the web pages that contain them.
      • Returns a large volume of results
      • Information is not filtered for validity, authenticity, or adult content
      • Results are returned in the form of links to sites that match terms used in the search
    1.01 Understand Internet search tools and methods. Slide
  • 4. Take a look at search engines
    • www.Search.yahoo.com
    • www.Ask.com
    • www.Google.com
    1.01 Understand Internet search tools and methods. Slide
  • 5. Meta-search Engines
    • Meta-search engines send requests for information to several search engines simultaneously and compile the results.
      • Duplicates are eliminated, thus yielding fewer results
    • Note: Google Custom Search Engine allows the user to select which search engines will be used
    1.01 Understand Internet search tools and methods. Slide
  • 6. Take a look at meta-search engines
    • http://www.googlecustomsearch.com/
    • http://www.mamma.com
    • http://www.surfwax.com/
    1.01 Understand Internet search tools and methods. Slide
  • 7. Subject Directories
    • Developed and maintained by humans (instead of software robots) to search broad subject categories and their descriptions.
    • More reliable than search engines
    • Provide broad categories of information that allow users to drill down and narrow search results
    1.01 Understand Internet search tools and methods. Slide
  • 8. Subject Directories (Continued)
    • Often used in research by government agencies, medical industries, and educational institutions
    • May be referred to as research database or searchable database
    • Results may include non-HTML formats, such as PowerPoints, PDF documents, script, and photographs
    1.01 Understand Internet search tools and methods. Slide
  • 9. Take a look at subject directories
    • http://www.google.com/dirhp
    • www.libraryresearch.com
    • http://www.eric.ed.gov/
    • http://dir.yahoo.com/
    • http://infomine.ucr.edu
    • http://www.lii.org/
    • http://www.about.com/
    1.01 Understand Internet search tools and methods. Slide
  • 10. Compare
    • Suppose you are planning a vacation camping trip in one of the NC State Parks. Compare the results of each search tool by searching for the words NC State Parks.
    • www.google.com – 55+ pages of results
    • www.dogpile.com – 3 pages of results
    • http://www.lii.org/ - 4 results
    1.01 Understand Internet search tools and methods. Slide