Thursday 11 July 2013

ADVANTAGES AND DISADVANTAGES OF (LAN)



ADVANTAGES OF LAN
  • Files can be stored on a central computer (the file server) allowing data to be shared throughout an organisation.
  • Files can be backed up more easily when they are all on a central fileserver rather than when they are scattered across a number of independent workstations.
  • Networks also allow security to be established, ensuring that the network users may only have access to certain files and applications.
  • Software and resources can be centrally managed.
  • Network versions of software often allow for their speedy installation on workstations from the file server.
  • Expensive devices such as laser printers or scanners can be shared.
  • Users can access their files from any workstation

DISADVANTAGES OF LAN
  • Power - a good LAN is required to be on all the times.
  • Security - each computer and device become another point of entry for undesirables.
  • Upkeep - when things go wrong or the software gets updated.
  • Frustration if having a problem setting up.
  • A lot of times a network shares one Internet connection - if all computers running at once, can reduce speed for each.
  • Area covered is limited.

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