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系统介绍为了保障整个系统的安全性，在线考试系统实现了分类验证的登录模块，通过此模块，可以对不同身份的登录用户进行验证，确保了不同身份的用户操作系统。在抽取试题上，系统使用随机抽取试题的方式，体现了考试的客观与公正。当考生答题完毕之后，提交试卷即可得知本次考试的得分，体现系统的高效性。在后台管理上，分后台管理员管理模块和试题管理模块。分别适应不同的用户，前者只有系统的高级管理员才能进入，对整个系统进行管理。而后者只允许教师登录，教师可以对自己任教的科目试题进行修改，并且可以查看所有参加过自己任教科目的学生成绩。操作注意事项（1）本系统管理员用户名为：Tsoft，密码为：111。（2）实例执行文件位置：TM/09/ExamOnLine/ Login.aspx（3）本系统共分为三种操作权限，分别为管理员、老师、学生。 操作流程 管理员权限输入账号、密码后进入管理员管理界面如图1.5所示。-System Introduction Online examination system in order to protect the security of the entire system, to achieve a classification authentication login module, this module, you can verify the identity of the logged-on user to ensure that the identity of the user operating system. Extract questions randomly selected questions reflects the objectivity and fairness of the exam. When the candidates to answer after the submit papers to learned that the exam score, reflecting the efficiency of the system. Manage sub backstage administrator management module and exam management module. Respectively senior administrator in order to adapt to the different users, the former only system into the management of the entire system. While the latter only allow teachers login, teachers can modify their teaching subjects questions, and you can view all participants own taught student achievement. Handling Precautions (1) The system administrator user name: Tsoft, password: 111. (2) examples of the
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