The invention discloses an examination system based on J2EE and a using method thereof, belonging to the field of electronic teaching. The examination system comprises a user management module, a teacher terminal system, a student terminal system, an examination question management module, an examination management module, and a question answering module. The user management module is connected with the teacher terminal system and the student terminal system. The question answering module is connected between the teacher terminal system and the student terminal system. The student terminal system is connected with a student user terminal. The teacher terminal system is connected with a teacher user terminal. The teacher user terminal is connected with a camera. Student users can feed back questions needing to be answered on an examination paper, and a teacher user can record a video of question explanation and share the video to all the student users. The problem that student users do not understand the answers and cannot get the detailed solution process after online examination is solved. The learning efficiency of student users is improved.