以电子计算机为中心的第四次信息革命的特点是一个全新的“三 C 四 A”的社会。“三 C”即:Communication——通信技术。今后将出现种种新型的通讯技术,诸如光导纤维通信、数字通信、广播卫星通信等新的通信手段,并将迅速地得以普及。Computer——计算机技术。在以电子计算机为主的信息革命中,将会出现计算机化, The fourth information revolution centered on electronic computers is characterized by a brand new “Three C Four A” society. “Three Cs” means: Communication - Communication Technology. In the future, various new types of communication technologies will emerge, such as new communication means such as optical fiber communication, digital communication, and broadcast satellite communication, and will quickly become popular. Computer - Computer Technology. In the information revolution based on electronic computers, there will be computerization.