Predictive modelling uses historical data to estimate likely future outcomes. Good practice includes choosing suitable features, avoiding data leakage and evaluating models on unseen data. When preparing for an IT role, be ready to explain how predictive modelling works and where you would use it in a real application. This point is specifically relevant to the predictive modelling aspect of MCA study. For this specific question about predictive modelling, the practical takeaway is to relate the concept to your own MCA learning goal.