Sunday, February 5, 2012

Using an electronic database

DATABASE DEFINITION: Database is a data structure that stores organized information. Most databases contain multiple tables, which may each include several different fields. 

EXAMPLES:
  • iTunes is a database where music files can be stored, which is categorised into different genres, artist and albums.
  • Address book in phone contacts.
  • The library itself is a database as the books in the library are also categorised.

1) Yellow Pages is a database it contains a phone number, address, name of a business or private residents.
2) Database Advantages: searching is a lot quicker, more reliable because it is easy to update, you can search any categorise and multiple categorise, electronic databases save space, better access and you can back up an electronic database.
3) Database Disadvantages: Invasion of privacy, rely upon Internet access

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