networks

networks

1. advantages

   • easy to set up a new device
   • easy to access
   • you can fix bugs easily

2. types of networks

   • bus topology
     • advantages
       • cheep
     • disadvantages
       • slows down if more are added
       • high chance of failure
       • lots of colisions
   • ring topology
     • advantages
       • cheep
       • no collisions
     • disadvantages
       • difficult to expand
   • star topology
     • disadvantages
       • expensive
       • needs a switch
     • advantages
       • low chance of failure
   • LAN
   • WAN

3. disadvantages

   • viruses spread quickly
   • can slow down if too many computers are added
   • can be expensive

4. IP Address

   • a unique value given to every computer/network
   • Internet Protocol Address
   • it tells a computer whether or not to keep a message

5. internet

   • giant mesh of computers
   • world wide
   • impossible to break
   • multiple rutes between any two nodes