A network allows computers to communicate and share resources. A Local Area Network (LAN) connects devices in a small geographic area like a single room or campus. A Wide Area Network (WAN) spans a large geographic area like an entire city and uses technologies like telephone lines or satellites. A Metropolitan Area Network (MAN) covers a moderate size area and can use technologies like cables or wireless.

2. It is done to enable the computers to
communicate and share available
resources.

3. NETWORK
PAN LAN WAN MAN CAN

4. A Local Area Network (LAN) is a collection of networking
equipment located geographically close together. E.g. Single
room, campus etc

6.  It covers the entire city

8.  Network that provides long distance transmission of
data, voice, image and video information over large
geographical areas

10. PARAMETERS LAN WAN MAN
Ownership of network Private Private or public Private or public
Geographical area
covered
Small Very large Moderate
Design and
maintenance
Easy Not easy Not easy
Communication
medium
Coaxial cable PSTN or satellite links
Coaxial cables, PSTN,
optical fibre, cables,
wireless
Bandwidth Low High moderate
Data rates(speed) High Low moderate