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  Using Internet as a Research Tool

Topic 1 Introduction to Internet Resources

Categories    Subjects    Purpose    Search Facilities  Search Strategy

Using Meta search engines

  • Limitations
  • May not include the best search engines
  • Unstable
  • Inconsistent
  • Limited to keyword search
  • Different features

Constructing Searches

  • Use Boolean operators
    • Use AND when there are too many results - (+), must include, all the words, must contain
    • Use OR when there are too few results – any of the words, some of the words
      Use AND NOT when excluding undesirable words and to make it more specific – NOT, (-), BUT NOT, without the words, must not contain, must not include

  • Use search filters

Proximity operators

  • Proximity operators limit the distance between the specific words
    • NEAR/
      • NEAR/3 – both words must appear within 3 words but in any order
    • W/
      • W/2 – in the order typed and words must appear within 2 words

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