LANs & WANs - internet structure 2 Flashcards
1
Q
Give 2 types of networks
A
LAN - Local Area Network
WAN - Wide Area Network
2
Q
What is a LAN?
A
Any network that covers a small geographical area, typically located on a single site
- Tends to be owned and controlled by the organisation using it
- Typically connected using UTP cable, Fibre optic, Wi-Fi
3
Q
What is a WAN?
A
Wide Area Network is any network that covers a large geographical area
- When multiple LANs physically located in different areas are connected, it is known as a WAN
- The infrastructure that connects LANs to form a WAN is leased from a telecommunication company who own and manage it
- Typically connected by telephone lines, fibre optic cables, satellite links
4
Q
What is the difference between LAN and WAN?
A
LAN covers a small geographical area or a single site, for example a school whereas WAN covers a wide geographical area.