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TCS Assistant System Engineer Interview Questions, Process, and Tips

Updated 26 Feb 2025

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. '.' repres ...read more
  • Q2. Given a string S(input consisting) of ‘*’ and ‘#’. The length of the string is variable. The task is to find the minimum number of ‘*’ or ‘#’ to make it a ...read more
  • Q3. Space Survival Game Challenge Ninja is in space with unlimited fuel in his super spaceship. He starts with a health level H and his spaceship has an armour A . Ninja can ...read more
View all 286 questions

TCS Assistant System Engineer Interview Experiences

380 interviews found

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Tcs and was interviewed in Sep 2023. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Aptitude Test 

Aptitude test generally goes well, it consists of the general information of the employee, his studies and hobbies etc. Many times the hr will ask you questions which are not directly linked with your studies.

Round 3 - Technical 

(6 Questions)

  • Q1. This round has questions on the skill type which has opening for the job. For me it was coding for java and c. I was asked multiple questions on those languages and also given a requirement on which i had ...
  • Q2. What are the functions used in a particular code.
  • Ans. 

    The functions used in the code are calculateSum, displayResult, and validateInput.

    • calculateSum - calculates the sum of two numbers

    • displayResult - displays the result of the calculation

    • validateInput - checks the validity of user input

  • Answered by AI
  • Q3. What are your hobbies
  • Ans. 

    My hobbies include playing musical instruments, reading books, and hiking.

    • Playing musical instruments: I enjoy playing the guitar and piano in my free time.

    • Reading books: I love exploring different genres and expanding my knowledge through books.

    • Hiking: I find solace in nature and enjoy challenging myself with hiking trails.

  • Answered by AI
  • Q4. Are you flexible to work in different locations other than your preferred location
  • Ans. 

    Yes, I am flexible to work in different locations other than my preferred location.

    • I am open to exploring new locations and adapting to different work environments.

    • I understand that being flexible with location can provide more opportunities for growth and learning.

    • I have previous experience of working in different locations and have successfully adjusted to new surroundings.

    • I believe that being flexible with location ...

  • Answered by AI
  • Q5. What are your aspirations in the future
  • Ans. 

    My aspirations in the future include becoming a senior system engineer, gaining expertise in emerging technologies, and contributing to the development of innovative solutions.

    • Becoming a senior system engineer

    • Gaining expertise in emerging technologies

    • Contributing to the development of innovative solutions

  • Answered by AI
  • Q6. How long do you intend to stay in the organisation
  • Ans. 

    I intend to stay in the organization for a long-term commitment, contributing to its growth and success.

    • I am looking for stability and growth opportunities in my career, and I believe this organization can provide that.

    • I am excited about the work this organization does and the potential for personal and professional development.

    • I am committed to building strong relationships with colleagues and contributing to a positi...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for TCS Assistant System Engineer interview:
  • Java
  • Advanced Java
  • C
  • C++
  • HTML
Interview preparation tips for other job seekers - Should be thoroughly prepared for the interview, with technical subjects as well as general etiquettes. For freshers, this will be a nice start to get a glimpse of corporate world, they are not too harsh or strict for freshers

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
-
Result
-
Round 1 - Coding Test 

The TCS NQT test consisted of three sections: numerical, verbal, and logical aptitude, followed by an advanced aptitude section and two coding questions.

Round 2 - Technical 

(3 Questions)

  • Q1. Introduce yourself.
  • Ans. 

    I am a recent graduate with a degree in Computer Science and a passion for technology. I have experience with programming languages like Java and Python.

    • Recent graduate with a degree in Computer Science

    • Passionate about technology

    • Proficient in programming languages like Java and Python

  • Answered by AI
  • Q2. Features of JAVA
  • Ans. 

    Java is a popular programming language known for its platform independence, object-oriented features, and robustness.

    • Platform independence - Java code can run on any platform with Java Virtual Machine (JVM)

    • Object-oriented - Java supports classes, objects, inheritance, and polymorphism

    • Robust - Java has strong memory management, exception handling, and type checking

    • Security - Java has built-in security features like sand...

  • Answered by AI
  • Q3. 4 pillars of OOPS
  • Ans. 

    Encapsulation, Inheritance, Polymorphism, Abstraction

    • Encapsulation: Bundling data and methods that operate on the data into a single unit. Example: Class with private data members and public methods.

    • Inheritance: Ability of a class to inherit properties and behavior from another class. Example: Subclass inheriting from a superclass.

    • Polymorphism: Ability to present the same interface for different data types. Example: Me...

  • Answered by AI
Round 3 - HR 

(2 Questions)

  • Q1. Are you willing to relocate
  • Ans. 

    Yes, I am willing to relocate for the right opportunity.

    • I am open to relocating for a promising career opportunity

    • I have relocated for previous job positions and am comfortable with the process

    • I understand the benefits of relocating for career growth and development

  • Answered by AI
  • Q2. Do you have any active backlogs
  • Ans. 

    No active backlogs

    • No, I do not have any active backlogs

    • I have successfully completed all my courses without any pending assignments

    • I am up to date with all my work and responsibilities

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare your resume very well.

Assistant System Engineer Interview Questions Asked at Other Companies

asked in TCS
Q1. Constellation Identification Problem Given a matrix named UNIVERS ... read more
asked in TCS
Q2. Given a string S(input consisting) of ‘*’ and ‘#’. The le ... read more
asked in TCS
Q3. Space Survival Game Challenge Ninja is in space with unlimited fu ... read more
asked in TCS
Q4. Prime Time Again Problem Statement You are given two integers DAY ... read more
asked in TCS
Q5. Valid Pairs Problem Statement Given an array of integers ARR with ... read more
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed in Jul 2024. There were 3 interview rounds.

Round 1 - Assignment 

1. Aptitude
A) Verbal
B) Reasoning
C) Quants

2. Coding test
A) Arrays - Number of ways to reach a position after exactly K steps
B) Rotate Matrix

Round 2 - Technical 

(8 Questions)

  • Q1. OOPS concepts inheritance, abstraction, polymorphism
  • Q2. Fibonacci series code + Dry run
  • Q3. Basic of OS
  • Q4. Friend function C++
  • Q5. Difference between Tuple and list in python
  • Ans. 

    Tuple is immutable, ordered collection of elements while list is mutable, ordered collection of elements in Python.

    • Tuple is created using parentheses () while list is created using square brackets []

    • Tuple elements cannot be changed once assigned while list elements can be modified

    • Tuple is faster than list for iteration and accessing elements

    • Example: tuple_example = (1, 2, 3) and list_example = [1, 2, 3]

  • Answered by AI
  • Q6. Tell above Agile methodology & waterfall model
  • Ans. 

    Agile methodology is iterative and flexible, while waterfall model is sequential and rigid.

    • Agile focuses on delivering working software in short iterations

    • Waterfall follows a linear sequential flow from requirements to testing

    • Agile allows for changes and feedback throughout the development process

    • Waterfall requires all requirements to be defined upfront

    • Agile is more adaptive to changes in project scope

    • Waterfall is less

  • Answered by AI
  • Q7. Difference between Agile and waterfall model
  • Ans. 

    Agile is iterative and flexible, while waterfall is sequential and rigid.

    • Agile involves continuous feedback and adaptation, while waterfall follows a linear approach.

    • Agile is best suited for projects with changing requirements, while waterfall is better for projects with well-defined requirements.

    • Agile promotes collaboration and communication among team members, while waterfall focuses on documentation and formal proce...

  • Answered by AI
  • Q8. Is their any drawbacks of Agile model
  • Ans. 

    Yes, there are drawbacks of Agile model.

    • Lack of predictability in terms of project timelines and deliverables

    • Difficulty in handling large and complex projects

    • Dependency on customer collaboration and feedback can sometimes slow down the process

    • Requires experienced team members for effective implementation

    • May lead to scope creep if not managed properly

  • Answered by AI
Round 3 - HR 

(6 Questions)

  • Q1. Why you want to work at TCS?
  • Ans. 

    I want to work at TCS because of its reputation for innovation, global presence, and opportunities for growth.

    • TCS is known for its cutting-edge technology solutions and innovation in the IT industry.

    • TCS has a strong global presence with offices in multiple countries, providing opportunities for international exposure.

    • TCS offers a wide range of projects and clients, allowing for professional growth and development.

    • TCS h...

  • Answered by AI
  • Q2. What are your hobbies?
  • Ans. 

    My hobbies include playing the guitar, hiking, and reading science fiction novels.

    • Playing the guitar

    • Hiking

    • Reading science fiction novels

  • Answered by AI
  • Q3. How is your team project experience in college?
  • Ans. 

    I have extensive team project experience in college, working on various assignments and presentations.

    • Led a team of 5 students to develop a mobile application for a class project

    • Collaborated with classmates to create a research paper on artificial intelligence

    • Participated in a group presentation on cybersecurity for a final exam

  • Answered by AI
  • Q4. Are you a continuous learner or not?
  • Ans. 

    Yes, I am a continuous learner who is always seeking to expand my knowledge and skills.

    • I regularly attend workshops, seminars, and online courses to stay updated with the latest technologies and trends.

    • I actively seek feedback from colleagues and supervisors to identify areas for improvement.

    • I enjoy reading technical blogs and articles to enhance my understanding of complex concepts.

    • I have pursued certifications in rel...

  • Answered by AI
  • Q5. Situation based questions about team management.
  • Q6. What are your achievements till date?
  • Ans. 

    I have successfully completed multiple projects on time and received recognition for my problem-solving skills.

    • Received Employee of the Month award for implementing a new system that improved efficiency by 20%

    • Led a team in developing a software solution that reduced errors by 15%

    • Achieved a 98% customer satisfaction rate in handling technical support issues

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Learn basic concepts of Core subjects like DBMS, OS, CN, OOPS. Practice fundamentals of programming and math based question, Arrays, matrix, strings (Easy and medium level questions in Leetcode)
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

TCS interview questions for designations

 System Engineer

 (1.1k)

 Assistant System Analyst

 (5)

 System Assistant

 (1)

 System Engineer Hardware

 (68)

 System Software Engineer

 (3)

 Junior System Engineer

 (2)

 System Engineer Analyst

 (2)

 Linux System Engineer

 (1)

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via campus placement at Vellore Institute of Technology (VIT) and was interviewed in Nov 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

The aptitude test will have logical reasoning, problem solving ,english and 2 coding questions to assess the candidate's knowledge

Round 2 - One-on-one 

(2 Questions)

  • Q1. Rate yourself in python out of 10
  • Q2. Write a code to identify if the given word is palindrome or not

Get interview-ready with Top TCS Interview Questions

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

Simple quantitative questions and one coding question.

Round 2 - Technical 

(1 Question)

  • Q1. Oops concept Java questions Sql questions
Round 3 - HR 

(1 Question)

  • Q1. Are you able to join the company in various locations across India?

Interview Preparation Tips

Interview preparation tips for other job seekers - It is beneficial to begin with this approach if you are struggling to secure a position in a product-based company.
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

Medium level- just prepare from youtube

Round 2 - Coding Test 

Medium level just search previous year questions

Round 3 - One-on-one 

(2 Questions)

  • Q1. Tell me abt yrself
  • Q2. Tell about Java basics?
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

Number systems, Time, speed and distance, percentage

Round 2 - Coding Test 

Usually 2 coding questions of 1hr

Round 3 - Technical 

(2 Questions)

  • Q1. About project and certifications
  • Q2. Inheritance , polymorphism with example
Round 4 - HR 

(2 Questions)

  • Q1. Ready to relocate anywhere
  • Ans. 

    Yes, I am open to relocating anywhere for the right opportunity.

    • I am flexible and willing to relocate for career growth

    • I have experience moving for previous job opportunities

    • I understand the importance of being open to new locations for professional development

  • Answered by AI
  • Q2. Why do you want to join this company
  • Ans. 

    I want to join this company because of its reputation for innovation and growth opportunities.

    • Impressed by the company's track record of innovation

    • Excited about the potential for growth and advancement within the company

    • Interested in the company's culture and values

    • Believe my skills and experience align well with the company's needs

  • Answered by AI
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed in May 2024. There were 4 interview rounds.

Round 1 - Aptitude Test 

It was easy and it Consisted several rounds logical, reasoning,coding

Round 2 - Technical 

(2 Questions)

  • Q1. Asked the code for palindrome.
  • Q2. Functions , basic c++ questions
Round 3 - Behavioral 

(2 Questions)

  • Q1. Basic questions for work allocation and situational based questions
  • Q2. Situational based questions and basic questions
Round 4 - HR 

(2 Questions)

  • Q1. Tcs company related questions
  • Q2. Something about myself

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare according to what you have written in your cv

Assistant System Engineer Interview Questions & Answers

user image Charmipriya Boddu

posted on 16 Jan 2025

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
Selected Selected
Round 1 - Aptitude Test 

Includes quantitative verbal and reasoning questions

Round 2 - One-on-one 

(1 Question)

  • Q1. Oops concepts in java
Round 3 - HR 

(1 Question)

  • Q1. Are you able to relocate!?
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
More than 8 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed in Jul 2024. There were 3 interview rounds.

Round 1 - Aptitude Test 

It consists of aptitude logical reasoning and verbal question and 10 mcq programming questions and 2 programming question one we can solve with simple conditional loops and another is array conept

Round 2 - Technical 

(2 Questions)

  • Q1. What is stack and queue
  • Ans. 

    A stack is a data structure that follows the Last In First Out (LIFO) principle, while a queue follows the First In First Out (FIFO) principle.

    • Stack: Last In First Out (LIFO) structure, elements are added and removed from the top.

    • Queue: First In First Out (FIFO) structure, elements are added at the rear and removed from the front.

    • Example: Stack can be visualized as a stack of plates, while a queue can be visualized as

  • Answered by AI
  • Q2. Why is java platform independent
  • Ans. 

    Java is platform independent because of its bytecode and JVM.

    • Java code is compiled into bytecode which is platform-independent

    • Java Virtual Machine (JVM) interprets bytecode and executes it on any platform

    • JVM acts as an abstraction layer between Java code and underlying platform

    • Example: A Java program compiled on Windows can run on Linux without any modifications

  • Answered by AI
Round 3 - HR 

(2 Questions)

  • Q1. About location relocation
  • Q2. Normal conversation

Skills evaluated in this interview

TCS Interview FAQs

How many rounds are there in TCS Assistant System Engineer interview?
TCS interview process usually has 2-3 rounds. The most common rounds in the TCS interview process are Technical, Aptitude Test and HR.
What are the top questions asked in TCS Assistant System Engineer interview?

Some of the top questions asked at the TCS Assistant System Engineer interview -

  1. What are the functions used in a particular co...read more
  2. What is linklist ? Write a code to insert a node at the beginning of lis...read more
  3. What are local variable and global variables? and their default values and prog...read more
How long is the TCS Assistant System Engineer interview process?

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

Tell us how to improve this page.

TCS Assistant System Engineer Interview Process

based on 259 interviews

6 Interview rounds

  • Aptitude Test Round
  • HR Round - 1
  • Technical Round
  • HR Round - 2
  • HR Round - 3
  • Personal Interview1 Round
View more
TCS Assistant System Engineer Salary
based on 29.8k salaries
₹2.2 L/yr - ₹5.8 L/yr
At par with the average Assistant System Engineer Salary in India
View more details

TCS Assistant System Engineer Reviews and Ratings

based on 3.6k reviews

3.7/5

Rating in categories

3.5

Skill development

3.9

Work-life balance

2.7

Salary

4.6

Job security

3.7

Company culture

2.7

Promotions

3.3

Work satisfaction

Explore 3.6k Reviews and Ratings
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