Effective Internet Search Strategies


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Effective Internet Search Strategies

  1. 1. Effective Internet Search Strategies Kristin Trace Technology Consultant Western School Board of Prince Edward Island
  2. 2. What is the best tool for the job? <ul><li>DIRECTORY? </li></ul><ul><li>SEARCH ENGINE? </li></ul><ul><li>Some services combine both as an option </li></ul>
  3. 3. Directories are <ul><li>Most often they come in a drill down format </li></ul><ul><li>Topic (Games) </li></ul><ul><ul><li>Sub-Topic (Video, Role Playing, Board...) </li></ul></ul><ul><ul><ul><li>Subject (Action, Simulation...) </li></ul></ul></ul><ul><ul><ul><ul><li>etc </li></ul></ul></ul></ul>
  4. 4. Directories are (con’t) <ul><li>HUMAN SORTED </li></ul><ul><ul><li>The list of links has been selected for inclusion on the site </li></ul></ul><ul><li>If the human is a specialist in their field these can be wonderful resources </li></ul><ul><li>But they can also include sites which pay for their inclusion and/or ranking </li></ul>
  5. 5. Example Directory Sites <ul><li>http://dir.yahoo.com/ </li></ul><ul><li>www.about.com </li></ul><ul><li>http:// www.dmoz.org / (Open Directory Project) </li></ul><ul><li>http:// lii.org / (Librarians Index to the Internet) </li></ul><ul><li>www.google.com/dirhp </li></ul>
  6. 6. Search Engines <ul><li>Computer Sorted </li></ul><ul><ul><li>Results are based on a really complicated equation! </li></ul></ul><ul><li>Computer finds keywords </li></ul><ul><ul><li>YOU need to be specific to find what you really want </li></ul></ul>
  7. 7. Search Engine Examples <ul><li>Alta Vista http://www.altavista.com/ </li></ul><ul><li>Google http:// www.google.com </li></ul><ul><li>AlltheWeb http:// www.alltheweb.com / </li></ul><ul><li>HotBot http://www.hotbot.com/ </li></ul><ul><li>Excite http://search.excite.com/ </li></ul>
  8. 8. Boolean Strategies <ul><li>Pick your keywords college course computers </li></ul><ul><li>PRACTICE: Go to www.google.com and type in the phrase college course computers </li></ul>
  9. 9. Boolean Strategies <ul><li>AND or + </li></ul><ul><ul><li>will retrieve results with all of the keywords </li></ul></ul><ul><li>College and Course and Computers </li></ul><ul><li>PRACTICE: </li></ul><ul><ul><li>In Google type in College and Course and Computers </li></ul></ul><ul><ul><li>Do your results change? </li></ul></ul><ul><ul><li>Probably not…google defaults to and </li></ul></ul>
  10. 10. Boolean Strategies <ul><li>OR </li></ul><ul><li>Used for synonyms </li></ul><ul><ul><li>If you can’t think of any synonyms you can use a thesaurus </li></ul></ul><ul><ul><li>A quick and easy one is www.visualthesaurus.com </li></ul></ul><ul><li>PRACTICE: </li></ul><ul><ul><li>Find synonyms for PROGRAM </li></ul></ul><ul><ul><li>curriculum, syllabus, course of study </li></ul></ul>
  11. 11. Boolean Strategies <ul><li>PRACTICE </li></ul><ul><ul><li>Go to google and type in college program OR s yllabus OR course of study computer </li></ul></ul><ul><ul><ul><li>Remember you do not have to type in AND since google defaults to inserting it between all words </li></ul></ul></ul><ul><ul><li>Different results? </li></ul></ul>
  12. 12. Boolean Strategies <ul><li>AND NOT or – </li></ul><ul><li>Tells the search engine to retrieve results eliminating keywords commonly found with another keyword </li></ul><ul><li>PRACTICE </li></ul><ul><ul><li>Go to google and type in maple leaf </li></ul></ul><ul><ul><ul><li>Notice how many references there are to hockey? </li></ul></ul></ul>
  13. 13. Boolean Strategies <ul><li>AND NOT or – (con’t) </li></ul><ul><ul><li>Now try maple leaf –leafs </li></ul></ul><ul><ul><ul><li>(there cannot be a space between – and leafs) </li></ul></ul></ul><ul><ul><li>Are your results different? </li></ul></ul>
  14. 14. Boolean Strategies <ul><li>Phrases </li></ul><ul><li>Putting your keywords in quotations marks will return results exactly as is </li></ul><ul><ul><li>It removes the default AND in Google </li></ul></ul><ul><li>PRACTICE: </li></ul><ul><ul><li>Type in Kristin Trace </li></ul></ul><ul><ul><li>Now type in “Kristin Trace” </li></ul></ul><ul><li>Are your results different? </li></ul>
  15. 15. Boolean Strategies in Combination <ul><li>You can use all these tools together </li></ul><ul><li>Example </li></ul><ul><ul><li>Kristin Trace –microsoft – regiment </li></ul></ul><ul><li>NOW LET’S GET PICKY </li></ul><ul><li>Up until now you’ve searched for keywords from entire webpages </li></ul>
  16. 16. Boolean Strategies <ul><li>Title </li></ul><ul><li>Finds information from the web page title </li></ul><ul><li>Practice </li></ul><ul><ul><li>Type in +title:”high school” </li></ul></ul><ul><ul><li>now type in +title:”high school”+Prince+Edward+Island </li></ul></ul>
  17. 17. Boolean Strategies <ul><li>Domain </li></ul><ul><li>Limiting your search to a domain allows you to specify a specific body </li></ul><ul><ul><li>.com: a commerical bu siness </li></ul></ul><ul><ul><li>.edu: an educational institution </li></ul></ul><ul><ul><li>.gov: a government organization (US) </li></ul></ul><ul><ul><li>.org: a non-profit organization </li></ul></ul><ul><ul><li>.mil: a military site (US) </li></ul></ul><ul><ul><li>.net: a network site </li></ul></ul><ul><ul><li>.ca: a Canadian site </li></ul></ul><ul><li>http://ftp.ics.uci.edu/pub/websoft/wwwstat/country-codes.txt </li></ul>
  18. 18. Boolean Strategies <ul><li>Practice </li></ul><ul><ul><li>+domain:ca +mad +cow </li></ul></ul><ul><ul><li>Try +mad +cow without the domain command and note the difference </li></ul></ul>
  19. 19. Boolean Strategies <ul><li>host </li></ul><ul><li>When you’re looking for a specific page on a host site and you are not quite sure how to navigate to it and that site does not have a search engine </li></ul><ul><li>PRACTICE </li></ul><ul><ul><li>+host:www.edu.pe.ca +kinkora </li></ul></ul>
  20. 20. Boolean Strategies <ul><li>URL </li></ul><ul><li>When you want to look for a specific work in a URL </li></ul><ul><ul><li>PRACTICE </li></ul></ul><ul><ul><ul><li>url:dog +basset hound </li></ul></ul></ul>
  21. 21. Boolean Strategies <ul><li>Link </li></ul><ul><li>This finds pages linked to a page you are interested in </li></ul><ul><ul><li>Goes a long way to the validity of the information </li></ul></ul><ul><li>PRACTICE: </li></ul><ul><ul><li>Let’s see who is linked to the WSB Site: </li></ul></ul><ul><ul><li>+link:www.edu.pe.ca/wsb/ </li></ul></ul>