Network

Network

1. Types of network

   • WAN
     • wide area network
   • LAN
     • local area network

2. Advantages

   • they will update at the same time
   • they will run on the same system
   • you can share files

3. Disadvantages

   • If one gets hacked they will all get hacked
   • the are expensive
   • viruses can easily spread

4. Topologies

   • ring topology
     • high chance of faliure
     • cheap
     • no collisions
     • difficult to expand
   • Star Topology
     • low chance of faliure
     • expenisive
   • Bus Topology
     • cheap
     • high chance of faliure

5. internet

   • the internet is a giant mesh of computers
   • it is impossible to break the internet
   • data is split into small chunks called packets
   • a cost is assigned to each connection

6. IP address

   • a Ip address is a unique value assigned to every computer on a network
   • if messages all had the same IP address it would be confusing

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