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1 什么是计算机网络从组成结构讲,计算机网络是通过外围的设备和连线,将分布在相同或不同地域的多台计算机接在一起所形成的集合。从应用角度讲,只要将具有独立功能的多台计算机连接在一起,能够实现各计算机间信息的相互交换,并可共享计算机资源的系统便称为网络。计算机网络涉及计算机和通讯。计算机网络一般由服务器、工作站、外围设施和通信协议组成。 (1) 服务器:是整个网络的核心。有文件服
1 What is a computer network From the composition of the structure of speaking, the computer network through the peripheral equipment and connections, will be distributed in the same or different regions of a collection of multiple computers together. From an application point of view, as long as multiple computers with independent functions are connected together, the systems that can exchange information among computers and share computer resources are called networks. Computer networks involve computers and communications. Computer networks generally consist of servers, workstations, peripherals, and communication protocols. (1) server: is the core of the entire network. A file service