Network enables more efficient resource management: For example, many users can share a single printer with high quality, compared to using low-quality printers at each desk. Additionally, network software licenses can be cheaper than a separate stand-alone licenses for the same number of users, and share the use of CPU, Memory, and harddsik. The network helps retain the information in order to remain a reliable and up-to-date: centralized data storage system is managed properly allows multiple users mengaskses data from many different locations, and restrict access to the data while it is being processed. The network helps speed up the process of sharing data (data sharing). Transfer of data on the network always faster than other means of data sharing is not a network. The network enables work groups to communicate more efficiently. Letters and delivery of electronic messages is the substance most network systems, in addition to the scheduling system, project monitoring, online conferencing and groupware, all of which help teams work more productively. The network helps businesses to serve their clients more effectively. Remote access to centralized data allows employees to serve clients in the field and the client can directly communicate with suppliers. In order to achieve the same purpose, any part of a computer network to request and give layanaan (service). The party requesting the service is called a client (client) and that provides a service called service (server). This architecture is called client-server systems, and is used in almost all computer network applications. o
