networks

networks

1. advatages

   • share rescorces/data
   • share login details
   • all computers on the network can access the same internet and printers
   • easier to share information
   • share files

2. disadvantages

   • expensive to make
   • possible loss of rescources
   • easy to hack
   • bandwidth issues

3. types

   • WAN
   • LAN

4. topologies

   • bus
     • advantages
       • cheap to install
     • disadvantages
       • high chance of catastrophic failure
       • high chance of collisions
       • more computers=more collisions
   • star
     • advantages
       • low chance of failure
       • no collisions
     • disadvatages
       • expensive
       • depends on a switch
   • ring
     • advatages
       • cheap to install
       • no collisions
     • disadvantages
       • high chance of catastrophic failure
       • difficult to expand

5. IP adress

   • an adress atachted to a specific device so messages go to that device

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