Network

Network

1. LAN:Local Area Network

2. WAN:Wide Area Netwok

3. A computer network is a group of computer systems and other computing hardware devices thatare linked together through communication channels

4. Disadvantages

   • Managing a large network is complicated, requires training and a network manager usually needs to be employed.
   • Purchasing the network cabling and file servers can be expensive.
   • Viruses can spread to other computers throughout a computer network.
   • If the file server breaks down the files on the file server become inaccessible. Email might still work if it is on a separate server. The computers can still be used but are isolated.

5. Advantages

   • Sharing devices such as printers saves money.
   • Site licences are likely to be cheaper than buying several standalone licences.
   • Files can easily be shared between users.