It was over all 3 rounds interview process , 2 technical and one HR which happened in chennai face to face in the TCS office which lasted for about a 6 -7 hours over all and then they have provided the confirmation after a week

It’s a 2-round interview: Technical and HR. For the technical round, keep your skills updated and have a strong understanding of everything mentioned in your resume. If you clear the technical round, the HR round is usually easier. They mainly expect good communication skills and want to see how confidently you communicate during the HR round