computer networks

computer networks

1. Disadvantages

   • it costs a lot to buy all of the wires
   • you can encounter hackers
   • its is highly difficult to install

2. advantages

   • you can log onto any computer
   • files are available on any computer
   • you can print and use the netwoek

3. types of networks

   • star:every computer is connected
   • bus:a connection to one computer
   • WAN:wide area network
   • LAN:local area network
   • IP adress:unique adress
     • ring:type of network that computers are connected

4. buss network

   • advantages
     • cheap
       • easy to add to
   • disadvantages
     • catastrophic failure
     • data collision

5. ring topology

   • advatages
     • cheap
     • no collisions
   • disadvantages
     • data leaks
     • catastrophic failure

6. star topology

   • advantages
     • no data leaks
     • no failure except the switch
     • disadvantages
       • allowance on the switch
       • expensive

7. IP adress

   • An IP address is a unique value assigned to every computer on a network use to idedntify it
   • messages must have an IP adress so it can get it to the right place
   • the internet is a huge network withe more devices
   • these houses run there own networks