The TCS interview process varies for freshers and experienced professionals, encompassing several rounds designed to assess a candidate's technical and behavioral skills.

For freshers, the process typically involves:

1. Aptitude Test: This initial screening round includes sections on numerical ability, verbal ability, and logical reasoning. The test is adaptive and does not have negative marking. There's also an advanced section for digital aspirants that includes advanced quantitative ability, reasoning, and coding.
2. Technical Interview: Questions in this round can range across programming languages, data structures, algorithms, and projects mentioned in the resume.
3. HR Interview: This final round evaluates a candidate's personality, career aspirations, flexibility regarding relocation, and other job-related preferences.

For experienced professionals, the process includes:

1. Application: Candidates apply through the TCS career page, checking for vacancies that match their skill set and experience level.
2. Technical Round: Focuses on the candidate's expertise in their field, programming skills, and past work experience.
3. Managerial/Techno-Managerial Round: A mix of technical and managerial questions to gauge the candidate's leadership and decision-making skills.
4. HR Round: Discuss role suitability, location preferences, salary, and other logistical aspects. Negotiation is possible in this round.