The second interview should examine the C language programming, so it is recommended to practice in advance. Postgraduate re-examination is an important part of the postgraduate examination system, that is, the second examination organized by the applicant institution after passing the postgraduate entrance examination (initial examination). Generally, it is also divided into written test and interview.

Most of the early postgraduate re-examination is a form, but since 2006, graduate enrollment has increased the weight of re-examination, and some enrollment units even increased the weight of re-examination to 50%, which requires candidates to have real talent and higher adaptability.

In order to ensure the fairness, justice and openness of the second interview, the state has formulated a series of measures to standardize the selection procedures, including the implementation of the examination room supervision and inspection system, full, comprehensive and effective supervision, and wide acceptance of the supervision of candidates and society. Candidates can complain if they have opinions on the results of the second interview. Improve the system of re-examination supervision and reconsideration.