Wednesday, February 2, 2011

Information Systems and Databases

The aim of all information systems is to produce information from data for use by the system's end users. End users analyse the information to gain knowledge and only then the system's purpose is achieved.
All information processes are required to produce information for the database, two in particular are:
  • data needs to be appropriately organised
  • must be able to be stored and retrieved efficiently.
Databases contain the raw data used by majority of information systems.

Examples of Databases Information Systems:
  • Flat-File Databases - including non- computer examples 
  • Relational Databases
  • Hypermedia or hypertext
consists of:
  • Environment/boundaries
  • Purpose
  • Data/information
  • Participants
  • Information technology
  • Information process

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