TCS Prime Interview process from a candidate at the Nagpur location. The interview consisted of Technical (TR), Managerial (MR), and HR rounds — with a heavy focus on fundamentals and problem-solving.
Interview Structure:
- Location: Nagpur
- Company: Tata Consultancy Services (TCS) – Prime Role
- Rounds:
Technical Round (TR)
Managerial Round (MR)
HR Round (Document Verification)
Technical Round (TR) – Core Concepts + Coding
This round focused heavily on SQL, Java, C++, and DSA concepts. Here’s what was asked:
Programming Languages & DBMS
- Rate yourself in C++, Java, and SQL
- Define:
- Primary Key
- Super Key
- Candidate Key
- Differences among them
- Explain Joins in SQL
- Types of Joins
- What is a Cross Join?
- Write a SQL Query (Wrote correct one, but interviewer asked for a different approach)
Java Concepts
- What is Reflection in Java? (Couldn’t answer confidently)
- Explain Access Modifiers – focus on Default Modifier
- What is Inheritance?
- Explain Types of Inheritance with a diagram
Operating Systems & Databases
- How many Operating Systems are you familiar with?
- How many Databases do you know?
Data Structures & Algorithms
- Rate yourself in DSA
- Explain Binary Search
- Write the code
- Does binary search work on negative indexes?
- What are the prerequisites for binary search?
- How would you sort an array?
- Explain Merge Sort
Project-Related Questions
- Explain how the frontend of your project works
(Couldn’t answer properly – be prepared!)
TCS Ninja Interview Experience
Managerial Round (MR) – Projects & Responsibility
This round was more about understanding the candidate’s contribution to real-world work:
- Explain both the projects listed on your resume
- What was your exact role in each project?
- Make sure you can explain your responsibilities clearly
Tip: Be confident and specific about your role — don’t generalize.
HR Round – Basic Verification
This was a very light round focused on document verification only.
Final Takeaways & Tips
- Be thorough with SQL keys and joins
Prepare multiple approaches to solve SQL queries
Revise Java fundamentals like access modifiers and inheritance
Make sure you understand your project architecture, especially the frontend/backend interaction
Be ready to rate yourself honestly in languages and technologies
Practice explaining algorithms + writing clean code on the spot
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