Now, just about everyone with an interest can connect his or her computer to the internet and make use of the services that it provides. Internet Services A computer network consists of computers, interconnections, and software that carries out the communication between the computers. This software makes it possible for two computers on the network to exchanging data. It also guarantees that all messages are transmitted through the network and arrive at their intended destination. All other services are provided by the computers that are connected to the network.
Any computer can make data or services available to any user on any other computer on the network.
This is what make the Internet potentially powerful. Many network services and databases have been developed and made available on the Internet. You can communicate with other people by exchanging electronic mail. You can participate in on-line discussions using electronic bulletin boards or newsgroups. You can make use of resources that exist on other Internet computers such as copying computer files and software from archives, access databases for a wide variety of information, use educational and information services, or browse through electronic library catalogues.