The quality of human resources is very important in information technical industrials. Therefore, university educations have to foster the professional manpower to fit the requirements of enterprise. Meanwhile, students also need to improve their competence by several approaches: studying proper courses, obtaining professional certificates. Therefore, departments of university have to design the complete and correct leaning path and course outline. Consequently, this study tries to propose a system to analyze students’ core competence by integrating business intelligence and data mining techniques. It can help students realize their learning situations and provide advices of suitable occupations. Whole process is computed by using weighted factor obtained by C5.0. Finally, the results can be demonstrated on proposed business intelligence platform for further analysis.