Various types of networks are:
Local Area Network (LAN)
A Local Area Network is a collection of interconnected Computers and its associated devices that are located in a close proximity.
Wide Area Network (WAN)
A Wide Area Network is a collection of interconnected Computers and its associated devices that are located at different Geographic location such as different cities, states or countries. It is a large computer network such as two or more LANs
Metropolitan Area Network (MAN)
A Metropolitan Area Network is a collection of interconnected Computers and its associated devices that are located at one Geographic location such as multiple office building in a city.
Personal Area Network (PAN)
Personal Area Network (PAN): A Personal Area Network is collection of various interconnected devices such as computers, mobile devices, fax machines and printers available closely to an individual user.
Comparison of different network types
|Area covered||Up to 10m radius||Upto 10km radius||Up to 100km radius||Can be entire country, globe|
|Transmission speed||High speed||High speed||Modeate speed||Low speed|
|Networking cost||Negligible||Inexpensive||Expensive||Very expensive|
|Technology||Infrared, Bluetooth||Ethernet, Wi-Fi||Optical fibre, Radio wave, Microwave||Microwave, Satellite|