Abstract: With the rapid development of the big data era, information technology is constantly innovating. Therefore, enterprises need computer professionals with strong theoretical research ability and practical application ability. The combination of the reform of university education and the development of the times determines the design of the teaching content and teaching methods of the general undergraduate education, and also determines the students' professional theoretical knowledge. In the era of big data, the traditional computer professional teaching mode based on teacher teaching can no longer meet the needs of modern enterprises for talents. The teaching mode based on practice can effectively improve students' comprehensive skills, which is the important content of computer basic teaching reform in big data era.

Key words: Big data, Universities, Basic computer teaching, Reform