Online systems

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Key points

  • A huge amount of data is now stored online, from personal photos and videos to library documents, educational material and news
  • Online systems dominate the use of computers, and increasingly computers must be connected to the Internet to be useful.
  • Online shopping and access to online payment allows people to shop from home and buy from a multitude of countries, as well as bank online
  • Social networking has provided ways to link up with like-minded people
  • Online systems are requiring more bandwidth and storage as more multimedia elements are used online (such as streaming video)



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