【摘要】 对面向对象的软件设计技术的特点进行了分析，以网上ＣＥＴ考试为例，叙述了用对象技术的思想对问题进行分析、建模的方法，具体分析了网上ＣＥＴ考试系统中对象的提取原则、对象之间的关系和相互作用。设计实现了一个全自动 ＣＥＴ网上考试软件，并给出了关键部分的代码。更多还原

【Abstract】 Through analysing the features of net-examination and the advantages of object technology, we bring up the model using the object technology to design the examination system.Taking CET test as an example, the paper describes the process of analysing and modeling with object technology,and gives in detail the methods for object extraction and object interaction. Based on these, the design and implementation of a software for automatic CET net-examin-ation is introduced.更多还原