Unit 8 Computer Network and Networked Control 计算机网络和网络控制8.1 Introduction to Computer network A computer network is a group of computers connected to each other electronically. This means that the computers can talk to each other and that every computer in the network can send information to the others. A computer network allows user to exchange data quickly, access and share resources including equipments, application software, and information.Data communications systems are the electro
