The fast development of the information technology propels the replacing of the computing mode . from the host - terminal mode in singular computer era to client / server mode in c / s era and then to browser / server mode in e - commercial era , the computing mode has taken a great change 信息技术的高速发展推动了计算模式不断更新,从单机时代的主机/终端模式、客户机/服务器时代的c / s计算模式,到电子商务时代的b / s网络计算模式,计算模式发生了巨大变化。
From the aspect of developing and running mode , there has been host - terminal mode , file - server mode , client / server ( c / s ) mode and browser / server ( b / s ) mode in the modern information system . and the successive emergence and substitution of the above four mode presents the networking developing trend of information system 从开发和运行模式来看,现代信息系统先后出现过主机终端模式、文件服务器模式、客户服务器( client server : c s )和浏览器服务器( browser server : b s )四种模式,而这四种模式的先后出现和替代,正体现了信息系统网络化发展的趋势。