two rounds of technical interviews , one manager round and the final HR round First technical was full of past experience and technical depth questions Next round of technical interview is overview of complete experince Manager round is full of management questions HR round , once you are in HR round you are almost done , be ready for the offer. Thanks..

Prepare for TCS interview with basic machine learning questions covering supervised learning, regression, classification, clustering, model evaluation, overfitting, and be ready to explain previous projects, datasets and outcomes clearly briefly