The information and computing science major of Zhengzhou University can take the computer major across schools, which is one of the postgraduate entrance examinations. Generally, there is no professional restriction for postgraduate entrance examination, and it can be cross-professional. However, the cross-examination major needs to be related to this major, and you can't choose a major that has nothing to do with this major. In addition, the cross-examination also needs to meet certain conditions, such as having basic knowledge and skills in related disciplines.