Perfect Computer Notes

Q1. Define Network with example. Give importance of computer network.   COMPUTER NETWORK A computer network is a set of two or more computers connected together to share information and other resources. The computers in a network can share: Data, information  and Files Resources (printers, Cd-Rom Drives, DVD- Rom Drives, CD- Writers, hard disk, modems) Programs / software EXAMPLES OF COMPUTER NETWORK Computer network can be used in an organization's office. Different employees and managers in the office and organization can share common information. Internet, is also an example of a computer network. Internet is a network of millions of computers connected through phone lines. People can share information, files and talk with one another through internet. Internet cafe also uses computer network for internet sharing on all computers. A Computer laboratory in a school or college may use local area network for sharing data and other reources like printers, Cd-