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在社会快速信息化的进程中,计算机网络技术起着重要作用,“网络就是计算机”的观点已经很大程度上被人们所接受。计算机网络是计算机技术和通信技术相结合成长起来的一个新的科学技术领域。它的出现和进展,已使人类获取、处理和运用信息的能力获得巨大的进步。有无覆盖全国并与世界沟通的高速、安全并能提供丰富信息资源的计算机网络,是一个国家综合国力的重要体现,有无高效安全能包容企业重要业务并能与外界交换信息的企业网,是一个企业能否生存的重要重要条件,因此学习计算机网络做为二十世纪的大学生,有着重要的作用。
In the process of rapid information society, computer network technology plays an important role, “network is the computer ” point of view has been largely accepted by people. Computer network is a new field of science and technology that combines computer technology and communication technology. Its emergence and progress have led to tremendous progress in human ability to access, process and apply information. Whether there is a computer network covering the whole country and communicating with the world at high speed and with safety and capable of providing rich information resources is an important embodiment of a country’s overall national strength and an enterprise network with high efficiency and security that can accommodate important business of an enterprise and exchange information with the outside world. Is an important condition for an enterprise to survive. Therefore, studying computer network plays an important role as a college student in the twentieth century.