Java를 사용하여 온라인 시험 시스템용 시험지 답안지 수정 개발 방법

public class AnswerSheet {
    private String studentName; // 考生姓名
    private String studentId; // 考生学号
    private List<Question> questions; // 试题列表

    // 省略构造函数和Getter/Setter方法
    
    // 内部类，表示试题
    public static class Question {
        private int questionId; // 试题编号
        private String content; // 试题内容
        private List<String> answer; // 答案列表

        // 省略构造函数和Getter/Setter方法
    }
}

public class AnswerSheetGenerator {
    
    public AnswerSheet generateAnswerSheet(List<Question> questions) {
        AnswerSheet answerSheet = new AnswerSheet();
        answerSheet.setStudentName("张三");
        answerSheet.setStudentId("20210001");
        answerSheet.setQuestions(questions);
        return answerSheet;
    }
    
}

public class AnswerSheetService {
    
    public void submitAnswerSheet(AnswerSheet answerSheet) {
        // 将答案保存到数据库或者文件中
    }
    
}

public class AnswerSheetGrader {
    
    public int gradeAnswerSheet(AnswerSheet answerSheet) {
        int totalGrade = 0;
        List<Question> questions = answerSheet.getQuestions();
        
        for (Question question : questions) {
            List<String> correctAnswer = getCorrectAnswer(question.getQuestionId());
            List<String> studentAnswer = question.getAnswer();
            
            if (correctAnswer.equals(studentAnswer)) {
                totalGrade += 1;
            }
        }
        
        return totalGrade;
    }
    
    private List<String> getCorrectAnswer(int questionId) {
        // 根据试题编号从数据库或者文件中获取正确答案
    }
    
}

public class ExamResultService {
    
    public void displayExamResult(AnswerSheet answerSheet, int totalGrade) {
        System.out.println("考生姓名：" + answerSheet.getStudentName());
        System.out.println("考生学号：" + answerSheet.getStudentId());
        System.out.println("总分：" + totalGrade);
    }
    
}