A-Classroom是一个课堂交互系统,它解决了师生互动中的多对一的问题。该系统通过无线局域网,将教师计算机和学生智能手机连接在一起,构成一个课堂交互平台。其所需硬件设备少,系统软件开放程度高,可有效减轻使用者的经济负担,便于大规模推广和使用。A-Classroom系统实现的主要功能有快速点名、统一答题、课堂反馈、学生提醒及教学统计等。

After comparison of three popular art and physical examination system, we found that the existing system has several drawbacks, for example single means of communication, poor mobility, poor scalability, poor standardization etc. In order to meet the enrollment needs of the art and physical universities, it is necessary for us to use current advanced information technology to transform the existing art and physical examination system. New system should have the characteristics of wireless and standardization, this article describes the building ideas and block diagram of the system, discusses the key technologies in the system build process.