Computer-based education is an important aspect of information technology application in education. Computer-aided education refers to educational activities with computers as the main media. Computer-aided education is usually divided into computer-aided teaching CAI and computer management teaching CMI. CAI refers to the teaching activities with computers as the main teaching media, and CMI refers to the management and guidance of the teaching process with computers. It has been more than 40 years since the first computer-aided education system came out in the late 1950s. The development of computer-aided education has gone through three stages: research and experiment stage, popularization and application stage and comprehensive development stage. See here for details: http://www.yourblog.org/data/200511/386862.html.