I applied through college or university. I interviewed at Tata Consultancy Services (Chennai) in Jan 2026
Interview
1st round - was conducted in TCS ion zone. (NQT exam) . After clearing that the next round.
2nd round - It was about 40 minutes. It will be combination of Managerial, Technical and General HR .
Interview questions [1]
Question 1
They asked me questions from my resume. As I am a core engineer they asked me about Inverters , difference between inverter and ups , output wave of inverter and why is it so and 8085 microprocessor, Embedded Systems.
Regarding Coding they asked me about C programming (union, structure, bitwise operators, etc) and DSA (linked list, doubly linked list and it's traversal)
I applied in-person. I interviewed at Tata Consultancy Services (Lucknow)
Interview
Not too hard. Basic programming questions. Prepare the resume properly. Data structures and algorithms . The HR interview focus on your strength and weakness. Overall it was not too difficult.
I interviewed at Tata Consultancy Services (Noida)
Interview
It was easy, Interviewer just asked me basic question on CS fundamentals, no DSA questions were asked. Interviewer was friendly and understanding, only one interview was held. Just be confident in what you answer.
I interviewed at Tata Consultancy Services (Bangalore Rural)
Interview
The interview went well overall. The questions were relevant to my experience, and I answered confidently. The interviewer was friendly and engaging. I learned more about the role and left feeling positive.