单项选择题标准化考试系统

（一）　　功能要求：

（1）　　用文件保存试题库。（每个试题包括题干、4个备选答案、标准答案）

（2）　　试题录入：可随时增加试题到试题库中

（3）　　试题抽取：每次从试题库中可以随机抽出N道题（N由键盘输入）

（4）　　答题：用户可实现输入自己的答案

（5）　　自动判卷：系统可根据用户答案与标准答案的对比实现判卷并给出成绩。

-Multiple-choice standardized test system (a) of the functional requirements: (1) a test database to save the file. (Each test includes conversation most probably taking, four alternative answers, the standard answer) (2) Entry Questions: Questions can be added to the test database in (3) examination questions drawn: each from the test database can be randomly selected N Road title ( N from the keyboard input) (4) Answer: Users can enter their own answers to achieve (5) Auto-graders: the system can be based on the user answer to contrast with the standard answer to achieve graders and give results.