networks

networks

1. advantages

   • sharing files
   • share logins
   • share resources
     • easier to update

2. disadvantages

   • easier to hack
   • expense
   • take time to setup
     • difficult to setup
   • more room for mistake

3. types of networks

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

4. bus topology

   • efficient for small network
   • easy to connect and disconect
   • cheap
   • catastrophic failure

5. ring topology

   • transfer data quickly
   • if one computer is off it falls apart
     • catastrophic failure
   • no data collisions

6. star topology

   • no data collisions
     • low chance of catastrophic failure

7. IP addresses

   • unique
   • secure
   • lots of them
   • binary coding
   • external network address