What Is a Computer Network? A computer network is a collection of computers and other devices (nodes) that use a common network protocol to share resources with each other over a network medium . NOTE : - A network could be an assortment of computers, servers, mainframes, network devices, peripherals, or alternative devices connected to one another to permit the sharing of knowledge. A wonderful example of a network is the net that connects numerous individuals everywhere on the globe. Types of networks:- There are many types of computer networks . The differences among them are usually based on perspective. For example, computer networks frequently are classified by the geographical area they encompass (e.g. Local Area Networks and Wide Area Networks ), their typologies (e.g. Point-...