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  Using Internet as a Research Tool

Topic 1 Introduction to Internet Resources

Categories    Subjects    Purpose    Search Facilities  Search Strategy

Databases

  • Search engines can only find information on the visible web
  • Most content (500times larger) resides in online databases
  • Also known as the invisible web or deep web
  • Examples: newspaper and magazine archives


Searching databases

  • Database producer – publishes the printed version
  • Database vendor (e.g. EBSCO, DIALOG)


Database structure

  • Fields
    • AU (Author)
    • TI (Title)
    • SO (Source)
    • AB (Abstract)
    • PY (Publication Year)
  • Records

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