EvaluatingWebResources
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EvaluatingWebResources

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EvaluatingWebResources EvaluatingWebResources Presentation Transcript

  • Success Matters – Week 4 Searching the Web Evaluating Web Resources
  • Searching the Web • What is a search engine? • What’s the difference between a “major” search engine and a “meta” search engine?
  • • Alta Vista - large database, capable of complex search techniques & specialized searches • Excite - attempts to find concepts related to search terms with "Search for more documents like this one" • Google - results ranked by "importance" measured by which sites and how many sites link to the page. • HotBot - complex searches, sophisticated limitation abilities Major Search Engines View slide
  • Meta Search Engines • WebCrawler – Searches top search engines including Google, Yahoo!, MSN search, and more. • Cnet Search.com - Searches 11 engines or choose search by subject category. • DogPile - Simple and Boolean searches 25 search engines, you choose order. View slide
  • Searching • What is the purpose of the “+” sign? • What is the purpose of quotation marks?
  • Searching • What is a boolean operator? • AND, AND NOT, OR
  • Question? • How would you prepare a search on the Web for a project on The History of Tobogganing in Canada?
  • Suggestions? • History + toboggan + Canada • History AND toboggan AND Canada • Tobaggan AND Canada • History AND toboggan
  • URLs • Learning about Web addresses or URLs (universe resource locators) will assist in determining the authenticity of the source.
  • URL’s Broken Down
  • File Structure • File structure hierarchy apa.org Home organization monitor/oct00/ File folders Actual document workplace.html
  • Dot ? • .org – charitable organization • .ca – country • .on.ca – province, country • .edu – American postsecondary school • .com – commercial business • .net – suffix
  • Watch out for • Vanity publishing • A specific document that has information of value but hasn't been through the peer review process or hasn't been published by academic sources • Requires the reader's critical analysis.
  • More • Public Relations or Advertising • Sites designed to promote a specific company, point of view, or self-publishing. • Find the Right School
  • And more… • Blogs • Some blogs are written by authorities, others are venues to promote a certain point of view. • Eg. Stephen Downes – www.downes.ca • http://www.crooksandliars.com