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1LANThe most common. Located at one site (a single building or several buildings in proximity).
2WANFor several organisations that may have several branches (i.e banks, college/ university campuses). For all to access the same data source.
3MANUsually covers a network within the same city. its coverage is between a LAN and WAN.
4PANPersonal area network. Set up privately for a few people to connect a small number of devices together. Example = phone to a car audio system for hands free/ PC to a phone/ laptop to a portable printer-maybe tradesmen.
5VPNVirtual private network : tow physical networks connected by another connection generally the internet.
6Coaxial Twisted pair Fiber optic cable Wireless connectionFor each one; you must find out what it is, a diagram/ picture, the advantage and disadvantage.