networks

networks

1. two or more computers that are linked together so they can share resources

   • hardware
     • devices such as printers or scarners
   • software
     • programs and files

2. peer to peer networks

   • all computers share the resources

3. client-server networks

   • one powerful computer called a 'server' to store is used all the data
     • the network is completely dependent on the server working

4. lan

   • small area (usually just one building)

5. wan

   • large areas

6. topology

   • ring
     • + easy to add extra devices
     • - faults are difficult to locate
   • star
     • + fault tolerant
     • - high cost (mare cabls)
   • bus