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TCS Interview Questions, Process, and Tips

Updated 7 Mar 2025

Top TCS Interview Questions and Answers

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TCS Interview Experiences

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10.4k interviews found

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Job Fair and was interviewed in Dec 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. What are new features in java 11?
  • Ans. 

    Java 11 introduced new features like local-variable syntax for lambda parameters, HTTP client API, and more.

    • Local-variable syntax for lambda parameters allows var to be used in lambda expressions.

    • HTTP client API provides a standard API for making HTTP requests and handling responses.

    • Nest-based access control enhances the security and maintainability of Java code.

    • Flight recorder API enables Java Flight Recorder to be us...

  • Answered by AI
  • Q2. Explain parameterised testing in juint?
  • Ans. 

    Parameterised testing in JUnit allows running the same test with different inputs.

    • Parameterised tests use @ParameterizedTest annotation in JUnit 5.

    • Parameters are provided using @MethodSource or @CsvSource annotations.

    • Each set of parameters is passed to the test method as arguments.

    • Helps in testing multiple scenarios with a single test method.

    • Example: @ParameterizedTest @ValueSource(ints = {1, 2, 3}) void test(int num)

  • Answered by AI

Top TCS Senior Software Engineer Interview Questions and Answers

Q1. What is spring boot , annotations used in spring boot? Validation done in spring boot
View answer (1)

Senior Software Engineer Interview Questions asked at other Companies

Q1. K Largest Elements Problem Statement You are given an integer k and an array of integers that contain numbers in random order. Write a program to find the k largest numbers from the given array. You need to save them in an array and return ... read more
View answer (1)

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Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Introduction, project, my past internships
  • Q2. Detailed questions about the internship and tech stacks I've used.
Round 2 - HR 

(2 Questions)

  • Q1. Basic questions about certification and hobbies
  • Q2. Asked for relocation and shifts

Top TCS Assistant System Engineer Interview Questions and Answers

Q1. Constellation Identification Problem Given a matrix named UNIVERSE with 3 rows and 'N' columns, filled with characters {#, *, .}, where: '*' represents stars. '.' represents empty space. '#' represents a separator between galaxies. Your t... read more
View answer (4)

Assistant System Engineer Interview Questions asked at other Companies

Q1. Constellation Identification Problem Given a matrix named UNIVERSE with 3 rows and 'N' columns, filled with characters {#, *, .}, where: '*' represents stars. '.' represents empty space. '#' represents a separator between galaxies. Your t... read more
View answer (4)
TCS Interview Questions and Answers for Freshers
illustration image
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed in Nov 2024. There were 3 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Write a program to reverse your name
  • Ans. 

    Program to reverse a given name

    • Create a function that takes a string as input

    • Convert the string into an array of characters

    • Reverse the array of characters

    • Join the reversed array back into a string and return

  • Answered by AI
Round 2 - Technical 

(1 Question)

  • Q1. Explain about your recent task or program you worked on and what difficulties you face and how did you over come
  • Ans. 

    I recently worked on implementing a new network monitoring system for our company.

    • Identified key requirements for the network monitoring system

    • Researched and evaluated different monitoring tools available in the market

    • Faced challenges in integrating the new system with existing infrastructure

    • Collaborated with cross-functional teams to address compatibility issues

    • Implemented a phased approach to deployment to minimize d

  • Answered by AI
Round 3 - HR 

(1 Question)

  • Q1. Why are you looking for job change
  • Ans. 

    Seeking new challenges and growth opportunities in a dynamic work environment.

    • Looking for opportunities to expand my skill set

    • Seeking a more challenging role

    • Interested in working with new technologies

    • Want to explore different industry sectors

  • Answered by AI

Top TCS System Engineer Interview Questions and Answers

Q1. Election Winner Determination In an ongoing election between two candidates A and B, there is a queue of voters that includes supporters of A, supporters of B, and neutral voters. Neutral voters have the power to swing the election results ... read more
View answer (9)

System Engineer Interview Questions asked at other Companies

Q1. Election Winner Determination In an ongoing election between two candidates A and B, there is a queue of voters that includes supporters of A, supporters of B, and neutral voters. Neutral voters have the power to swing the election results ... read more
View answer (9)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed in Dec 2024.

Round 1 - Technical 

(2 Questions)

  • Q1. Dsa questions related to string array and hasmap
  • Q2. Tree graphs linked list

Interview Preparation Tips

Interview preparation tips for other job seekers - Dsa brush up well and coding questions

Senior Software Engineer 2 Interview Questions asked at other Companies

Q1. What microservices patterns are you aware ? let's assume that there is a microservice based architecture and service A is calling service B which in turn service C. If service b fails, how will you manage transaction and logging ?
View answer (1)

TCS interview questions for popular designations

 System Engineer

 (1.1k)

 Software Developer

 (498)

 Software Engineer

 (450)

 Assistant System Engineer

 (380)

 Assistant System Engineer Trainee

 (373)

 IT Analyst

 (337)

 Ninja

 (187)

 Java Developer

 (184)

Interview experience
4
Good
Difficulty level
Hard
Process Duration
4-6 weeks
Result
Not Selected

I was interviewed in Aug 2024.

Round 1 - Aptitude Test 

Attended the TCS NQT, depending on how many advanced questions and the test cases you pass in coding section, you'll get assigned Ninja (3L) Digital (7L) or prime (9L)

Round 2 - Behavioral 

(8 Questions)

  • Q1. Code to get prime nos
  • Ans. 

    Code to generate prime numbers

    • Start by checking if a number is divisible by any number from 2 to its square root

    • Use a loop to iterate through numbers and check for divisibility

    • Keep track of prime numbers found in an array

  • Answered by AI
  • Q2. What do you know about cloud computing
  • Ans. 

    Cloud computing is the delivery of computing services over the internet, including storage, databases, networking, software, and more.

    • Cloud computing allows users to access and use resources on-demand without the need for physical infrastructure.

    • Examples of cloud computing services include Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform.

    • Cloud computing offers scalability, flexibility, cost-effecti...

  • Answered by AI
  • Q3. Self introduction
  • Q4. Difference between cloud computing and computer networking
  • Ans. 

    Cloud computing is a technology that allows users to access and store data and applications over the internet, while computer networking is the practice of connecting computers and devices together to share resources.

    • Cloud computing involves accessing data and applications over the internet, while computer networking involves connecting computers and devices together.

    • Cloud computing allows for scalability and flexibili...

  • Answered by AI
  • Q5. If you know any os like linux
  • Ans. 

    Yes, I am familiar with Linux operating system.

    • Linux is an open-source operating system

    • It is based on Unix

    • Common distributions include Ubuntu, Fedora, and CentOS

  • Answered by AI
  • Q6. Oops based questions, very basic if you're not from it or cse related fields but they might ask advanced questions if you're related to cs/it fields
  • Q7. If you're okay Relocation
  • Ans. 

    Yes, I am open to relocation for the right opportunity.

    • I am open to relocating for the right job opportunity

    • I am willing to move to a new location if required

    • I understand that relocation may be necessary for career growth

  • Answered by AI
  • Q8. Questions about your projects

Interview Preparation Tips

Interview preparation tips for other job seekers - Look up the current technologies used in tcs and Prepare well to answer those questions and have good basic knowledge in cse/it

It depends on what type of questions the interviewer asks you though! Good luck, prepare well

Top TCS Engineer Trainee Interview Questions and Answers

Q1. What steps would you take to keep your system secure?
View answer (1)

Engineer Trainee Interview Questions asked at other Companies

Q1. If 10 people had a meeting and they shake hands only once with each of the others, then how many handshakes will be there in total ?
View answer (8)

Get interview-ready with Top TCS Interview Questions

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed in Dec 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Java basics on various OOPS cincept
  • Q2. Unit test code

Interview Preparation Tips

Topics to prepare for TCS Java Developer interview:
  • Spring Boot
  • REST API
  • java 8
Interview preparation tips for other job seekers - Spring Boot annotations, exception handling, and Hibernate.

Top TCS Java Developer Interview Questions and Answers

Q1. what are the difference between abstract class and interface, and throw and throws, and why we use throws?? Why String is Immutable?
View answer (6)

Java Developer Interview Questions asked at other Companies

Q1. Sort 0 and 1 Problem Statement Given an integer array ARR of size N containing only integers 0 and 1, implement a function to sort this array. The solution should scan the array only once without using any additional arrays. Input: The firs... read more
View answer (3)

Jobs at TCS

View all
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. Basic flutter interview questions
  • Q2. Work experience, project related questions
Round 2 - Technical 

(2 Questions)

  • Q1. Flutter state management
  • Q2. State management

Top TCS IT Analyst C2 Interview Questions and Answers

Q1. How do you create alert mechanism with using any 3rd party tools ?
View answer (1)

IT Analyst C2 Interview Questions asked at other Companies

Q1. How do you create alert mechanism with using any 3rd party tools ?
View answer (1)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed in Nov 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Firstly the question was to find the Relative Velocity of two trains, Second was the permutations and combinations based question and third was the Age Related basic question.

Round 2 - Technical 

(2 Questions)

  • Q1. Python program to remove duplicate entries in a give array.
  • Ans. 

    Python program to remove duplicate entries in a given array of strings.

    • Use a set to store unique elements while iterating through the array.

    • Convert the set back to a list to maintain the order of elements.

    • Return the list with duplicate entries removed.

  • Answered by AI
  • Q2. SQL - Second Largest Question

Top TCS System Engineer Interview Questions and Answers

Q1. Election Winner Determination In an ongoing election between two candidates A and B, there is a queue of voters that includes supporters of A, supporters of B, and neutral voters. Neutral voters have the power to swing the election results ... read more
View answer (9)

System Engineer Interview Questions asked at other Companies

Q1. Election Winner Determination In an ongoing election between two candidates A and B, there is a queue of voters that includes supporters of A, supporters of B, and neutral voters. Neutral voters have the power to swing the election results ... read more
View answer (9)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Sep 2024. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Drop down by using select class
  • Ans. 

    Using the select class to create a drop down menu

    • Create a select element in HTML with the class 'select'

    • Add option elements within the select element for the dropdown items

    • Use CSS to style the select element as a dropdown menu

  • Answered by AI
  • Q2. Actions clases related queations, different methods
Round 2 - Technical 

(2 Questions)

  • Q1. Jenkins related interview questions
  • Q2. Api automation rest assured, status codes, deserializaion

Interview Preparation Tips

Topics to prepare for TCS Associate Consultant interview:
  • Kakka, selenium,
Interview preparation tips for other job seekers - Be prepared woth basica

Skills evaluated in this interview

Top TCS Associate Consultant Interview Questions and Answers

Q1. 1. Scrum Ceremonies 2. Do we include V&V during Sprint planning 3. Scrum and Kanban differentiate 4. Scrum Planning Estimation Techniques or types 5. Product backlog vs sprint backlog 6. sprint review what happens 7. sprint retrospectiv... read more
View answer (2)

Associate Consultant Interview Questions asked at other Companies

Q1. There are 2 cricket teams, A and B, with 11 players each. If every player of team A shakes hands with every player of team B(once), what will be the total number of handshakes?
View answer (15)
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

30 question mcq ask i gave 28

Round 2 - Group Discussion 

Project preparation discussion how would you execute project

Round 3 - One-on-one 

(2 Questions)

  • Q1. Process associate questions
  • Q2. What is roles and responsibility
  • Ans. 

    Roles and responsibilities refer to the tasks and duties assigned to an individual within an organization.

    • Roles define the position or job title of an individual within the organization.

    • Responsibilities outline the specific tasks and duties that the individual is expected to perform.

    • Roles and responsibilities help clarify expectations, promote accountability, and ensure effective teamwork.

    • Examples: A process associate ...

  • Answered by AI
Round 4 - HR 

(1 Question)

  • Q1. Strengths and weakness

Top TCS Process Associate Interview Questions and Answers

Q1. What will you do with duplicate data in pivot table?
View answer (7)

Process Associate Interview Questions asked at other Companies

Q1. How will you explain a red colour (or any colour) to a person who is blind since his or her birth?
View answer (21)
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TCS Interview FAQs

How many rounds are there in TCS interview?
TCS interview process usually has 2-3 rounds. The most common rounds in the TCS interview process are Technical, HR and Aptitude Test.
How to prepare for TCS interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at TCS. The most common topics and skills that interviewers at TCS expect are Java, Spring Boot, Microservices, SQL and Python.
What are the top questions asked in TCS interview?

Some of the top questions asked at the TCS interview -

  1. What is FDS , did you create and if create tell me the requireme...read more
  2. How to display multiple screen in one lay...read more
  3. What is the use of constructor? When it will be cal...read more
How long is the TCS interview process?

The duration of TCS interview process can vary, but typically it takes about less than 2 weeks to complete.

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Oracle E-Business R12.2 Finance Techno-Functional

Hyderabad / Secunderabad,

Chennai

+1

4-7 Yrs

Not Disclosed

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