DATA COMMUNICATION SYSTEM
6. Understand computer network basics.(chapter 6)
6.2. State the concept of computer Network
A computer network is a group of computers linked to each other that enables the computer to communicate with another computer and share their resources, data, and applications.
A computer network can be categorized by their size.
A computer network is mainly of Three types:
•LAN(Local
Area Network)
•MAN(Metropolitan Area Network)
•WAN(Wide
Area Network)