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主题阐释在百度百科中,信息系统(Information system)是指由计算机硬件、网络和通讯设备、计算机软件、信息资源、信息用户和规章制度组成的以处理信息流为目的的人机一体化系统。信息系统的五个基本功能分别为输入、存储、处理、输出和控制。这里所说的信息系统,主要是指包含使用者在内的计算机和通讯网络的系统。我们知道,计算机的结构主要是冯·诺依曼结构和哈佛结构,也有脱离了冯·诺依曼结构的计算机,如光子
Theme Explanation In Baidu Encyclopedia, an information system refers to a man-machine integrated system with the purpose of handling information flow composed of computer hardware, network and communication equipment, computer software, information resources, information users and rules and regulations. The five basic functions of the information system are input, storage, processing, output and control. The information system here refers mainly to a system including a user’s computer and communication network. We know that the computer’s structure is mainly von Neumann structure and Harvard structure, there are von Neumann structures from the computer, such as photons