考试 (kǎoshì): Exam or test. This term specifically refers to the formal evaluation process used to assess someone's knowledge or skills.
学生 (xuéshēng): Student. It represents individuals who are enrolled in educational institutions and actively participate in learning activities.
成绩 (chéngjì): Grades or academic performance. This term relates to the scores or marks received by students on exams, assignments, or assessments that reflect their level of achievement.