The number of incompetent students in the Xperiod INCE is 12,439 people, this figure is higher than the competent participants of 8,386 people. Many efforts are made to predict what items can be used to see the potential graduation of participants. This study aims to analyze the value of computer based test as a predictor of INCE success.. Method: This study uses a mix method design with a parallel convergent approach (quantitative: analytical descriptive, and qualitative: case study). quantitative research respondents were 119 people, and qualitative research informants numbered 5 people. Results: There is a relationship between the scores of CBT as a predictor of the success of INCE marked by a p value of 0.019 (<0.05) and related to 7 themes of implementation of INCE. Conclusion: CBT can be used as a predictor tool specifically to determine the success of INCE to increase the number of competent nurses in Indonesia.