A Computer network is a network of computers .It connects multiple computers in a manner to enable meaningful transmission and exchange data among them. Sharing of information, resources (both hardware and software) and processing load among the connected computers is the main objective of a computer network.

Computer Networking is the practice of connecting computers together to enable communication and data exchange between them. In general, Computer Network is a collection of two or more computers. It helps users to communicate more easily.

Uses of Computer Networks 

• Communicating using email, video, instant messaging, etc.
• Sharing devices such as printers, scanners, etc.
• Sharing files.
• Sharing software and operating programs on remote systems.
• Allowing network users to easily access and maintain information.