Tata Consultancy Services System Engineer interview questions

Round 1: Technical + HR Interview The interview started with some basic questions about SDLC (Software Development Life Cycle) and general concepts. After that, I was given three coding questions to solve: Swap three numbers without using a third variable Check if a number is prime Generate a Fibonacci series Since my department is AI & ML, they also asked a few machine learning basics, including: What is Machine Learning? Types of Machine Learning (Supervised, Unsupervised, Reinforcement) Difference between Linear Regression and Logistic Regression They also asked me to draw and explain the Sigmoid Function graph Finally, the HR asked if I was ready to relocate and open for a support role. Overall Experience: The interview was moderate in difficulty. The panel was friendly and focused on testing both basic programming and core ML understanding.

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