In the simplest term, a network is a group of two or more computers interconnected by cable or some other media, enabling them to share information and resources. Network make it more efficient to share information and resources than stand alone computers. As business grow, the need to share information an use common applications increases. A network serves ton integrate the business operation an improve efficiency and productivity. Sharing files is the largest shared resources a network. Everyone in the company can work from the same consolidated database application, Fully integrating all facts of the business operation while greatly reducing manual data transfer by each individual department and reducing the possibilities of human errors and miscommunication. * The Network server is a network resource. It "Serves," or distributes, application programs and data files to the workstations. The hard disk drive of the network server is therefore, shared by the workstations on the network.