WAN, LAN and Networks

WAN, LAN and Networks

1. WAN (Wide Area Network)

   • LAN (Local Area Network) is a computer network covering a small geographic area, like a home, office, school, or group of buildings.

2. LAN (Local Area Network)

   • WAN (Wide Area Network) is a computer network that covers a broad area (e.g., any network whose communications links cross metropolitan, regional, or national boundaries over a long distance).

3. Networks

   • Consists of a number of computer systems connected together
   • Disadvantages
     • A network manager needs to be employed (expensive)
     • Hackers can gain access more eaily
     • if the servers are down everyone is affected
   • Advantages
     • Share
     • Easier for internal communication/can send
     • Central backup
     • Monitor easier as better security and access from any computer