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3.1.1 Network Resources - Describe networks by their scope: LAN, WAN &…

- - - - Fibre Optic
    - - Statllites
      - Microwaves
      - Radio Links
- - - - The more people log on and instructions such as print jobs that are given to the network the slower it becomes
    - - Hardware required to network computers - Cables/Wireless technology, NIC, Hubs, Switches, Routers
    - - If the File Server fails then nobody can do anything on the network
    - - Network Manager or Technician is required to ensure all components are working properly and efficiently and fix problems if they occur.
    - - If virus gets onto network it will spread around all the computers very quickly causing damage to files or the efficiency of the network
  - - - Everyone can access files but not every can update files
      - 'Shared Area' on network
    - - Don't have to sit at the same computer everyday to access your 'My Documents'
      - Files and folders aren't saved on the actual computer but a File Server
    - - Cheaper than buying a printer for every computer
    - - File Server can be backed up centrally rather than backing up each individual pupils' account
    - - Software installed once on the File Server and sent to every computer on the network
      - Saves time installing it on every individual computer
    - - Anti-Vitus check can be run centrally and check every computer on the network at the same time
    - - Files are therefore safer as everyone can't see them and alter them
      - Usernames and Passwords are required to log on, this identifies you to the network so it can show you the files which belongs to you