COMPUTER NETWORK

Networking is a process by which people or groups of people share information or service. Computer networks facillate their information sharing. netwoek is useful for people and company. Network services are the abilities that computers share other networks.

They use data, processing and communication to accomplish the following taska

1. store and manipulate information
2. Make decission and manipulate data
3. move information.

It provide high reliability by having source of  supply. another use is saving money. the client server model is example of saving money. Another networking

use is scalability, the ability to increace system performance for company. For people the use of computer network is e-mail, video conference, e-commerce etc.

GOLS OF COMPUTER NETWORKS

1. To provide sharinng of resource such as information or process
2. To provide inter-process communication among users and process.
3. It provides thenet work user with maximum performance at minimum cost.
4. it pronide centralised control for geographically distributed system.
5. It provides compatibility of dissimilar equipment and software.
6. it provides centralised mangement and allocation of network resources
7. It provides distribution of processing function.

ADVANTAGE OF NETWORKS

1. Organation today are widely dispresed over in the world.The sides need to exchange information and data. A network provides the means to exchange data among these computers and to make data availableto the people of the company.
2. The networking of computers permit the sharing of resources. It also supports the critical function of backup. Backup capability is especially inportant in system such as those used for air traffic control.
3. It allows a very flexible working environment. Employees can work at home by using terminals tied through networks into the cimputer at the office.