Networks

Networks

1. Advantages

   • Hardware (peripheral devices) & Software can be shared
   • Data can be shared
   • Netwroked computers can communicate
   • Networked computers can be centrally controlled by a network manager
   • Files stored on a server allow for easier back-up schedules than if stored on multiple computers

2. Disadvantages

   • Cost of cabling and setting up can be high
   • A virus can spread very quickly through a network (infecting each computer)
   • Hackers may gain unauthorised acces to files saved on a network server
   • Networks can fail to work properly causing loss of access to data, hardware and software

3. Servers / Networks

   • File Server
     • Computer on a network that holds files that can be used by other computers on the same network
   • Client-Server Network
     • Has one computer acting as a file server
   • Peer-to-Peer Network
     • All compuetrs are of equal importance
   • Bus Network