语言理解在计算机辅助测评中的应用

随着计算机技术的飞速发展和社会信息化水平的不断提高，将计算机应用于教育测试和评价的全过程已经成为一种不可阻挡的趋势。在基于计算机辅助测评系统设计中，提出了自动评测一体化语言，并在浙江省计算机考试上机测试系统中加以运用。使用了功能合一语法对描述系统，对系统中采用的匹配算法、语法分析及可判定性分析进行了讨论。详细论述了系统的设计思想方法和实现技术，主要讨论了“Windows外壳扩展“和“SubClassing和MakeHook技术“。

The Application of Language Understanding to Computer Assissted Assessment System

With the rapid development of the technology of the computer and the unceasing improvement of the level of society information, Computer Assisted Assessment has been a tide which means using computer to test and assess applying to education. In this paper,it proposes the auto test and assess language based on CAA system design which is used in Computer test system in Zhe jiang Province. It describes the system using the functional unification grammar and also discusses the matching algorithm, syntax analysis and decidable problem analysis. The paper dissertate detailed the design method and technology of the system, mainly discussing the windows shell extension , subclassing and making hook technique.