<prompt> Name the four main categories of computer networks.  <response>: The four main categories of computer networks are:1. Local Area Network LAN A network covering a small geographical area, commonly within a single building or campus.2. Metropolitan Area Network MAN A network that interconnects users in a geographic area larger than a LAN but smaller than a WAN, typically spanning a city or large campus.3. Wide Area Network WAN A geographically dispersed network spanning large distances, such as between cities or even countries.4. Wireless Local Area Network WLAN A subtype of a LAN, which allows devices to connect wirelessly and provides the flexibility of a local network without the need for cables. 