最后结合整个系统，分析了J2EE安全架构在作业和考试系统中的应用。
With all system, applying of J2EE security framework in homework and exam system was researched lastly.
最后，实现了自动组卷、手动组卷和手工录入试卷三种组卷方式的自由结合，更大地提高了网上作业和考试系统的便利性。
Finally, the random buildup of a test paper is achieved by means of automatic buildup, handmade buildup, and hand typing, thus making the Net test System more convenient.
除考试外，平时本系统可以作为选择题练习、作业管理和教学效果调查使用。
In addition to examination, the system can also be used as practising multiple choice, managing student's work and surveying teaching effect.
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