1, National Computer Rank Examination (hereinafter referred to as NCRE) is a national computer proficiency examination system approved by the former State Education Commission (now the Ministry of Education) and sponsored by the Examination Center of the Ministry of Education, which is geared to the society and used to examine candidates' computer application knowledge and skills.

2. The National Computer Vocational Skills Examination (NIT-Pro) refers to the establishment and improvement of an examination system that meets the needs of the IT industry and the current situation of IT vocational education in China, promotes the sustained, healthy and standardized development of IT vocational education in China, and also helps enterprises to provide post-oriented technical personnel evaluation tools.

3.NIT test and National Computer Rank Test are only different in form and content, and there is no difference in essence.