Question

classification & explanation of different computer network

Answer 1

computer networks is a collection of computers and other hardware interconnected by communication channels that allow sharing of resources and information.

· Where at least one process in one device is able to send/receive data to/from at least one process residing in a remote device, then the two devices are said to be in a network.

· A network is a group of devices connected to each other.

· Networks may be classified into a wide variety of characteristics, such as the medium used to transport the data, communications protocol used, scale, topology, benefit, and organizational scope.

A computer network consists of two or more computers that are linked in order to share resources such as printers and CD-ROMs, exchange files, or allow electronic communications. The computers on a computer network may be linked through cables, telephone lines, radio waves, satellites, or infrared light beams.

Advantages of Computer Network

The following are the distinct notes in favor of computer network.

· The computers, staff and information can be well managed

· A network provides the means to exchange data among the computers and to make programs and data available to people

· It permits the sharing of the resources of the machine

· Networking also provides the function of back-up.

· Networking provides a flexible networking environment. Employees can work at home by using through networks ties through networks into the computer at office.