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TCS Assistant System Engineer Interview Questions, Process, and Tips

Updated 24 Jan 2025

Top TCS Assistant System Engineer Interview Questions and Answers

  • Q1. Constellation Given a matrix ‘UNIVERSE’ with 3 rows and ‘N’ columns, with the characters { # , * , . } and these characters represent a cluster of stars and galaxies in s ...read more
  • Q2. Game in Space Ninja is in space with his super spaceship having unlimited fuel. Ninja initially has a health level ‘H’ and his spaceship has an armour ‘A’. He decides to ...read more
  • Q3. 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
View all 282 questions

TCS Assistant System Engineer Interview Experiences

422 interviews found

I applied via Company Website and was interviewed before Feb 2021. There were 4 interview rounds.

Round 1 - Aptitude Test 
Round 2 - Coding Test 
Round 3 - One-on-one 
Round 4 - HR 

(4 Questions)

  • Q1. Why should we hire you?
  • Q2. Where do you see yourself in 5 years?
  • Q3. What are your strengths and weaknesses?
  • Q4. Tell me about yourself.

Interview Preparation Tips

Interview preparation tips for other job seekers - Always be prepared and confident enough to be yourself in front of panelists

I applied via Company Website and was interviewed before Jun 2021. There were 2 interview rounds.

Round 1 - Aptitude Test 

General quant, reasoning, English and 2 coding questions were asked. Not so difficult to crack the first round.

Round 2 - One-on-one 

(2 Questions)

  • Q1. Tech and HR questions were discussed here. One advice from my side, "be yourself", do not be overconfident.
  • Q2. Why TCS? Tell me something about yourself? Some scenario based questions. Pointers in C. Oops questions.

Interview Preparation Tips

Interview preparation tips for other job seekers - Be yourself. Don't be over confident. Do not try to act smart. Tell whatever you know. Don't tell rubbish answers.

Assistant System Engineer Interview Questions Asked at Other Companies

asked in TCS
Q1. ConstellationGiven a matrix ‘UNIVERSE’ with 3 rows and ‘N’ column ... read more
asked in TCS
Q2. Game in SpaceNinja is in space with his super spaceship having un ... read more
asked in TCS
Q3. Given a string S(input consisting) of ‘*’ and ‘#’. The le ... read more
asked in TCS
Q4. Prime Time AgainYou have been given two integers ‘DAY_HOURS’ and ... read more
asked in TCS
Q5. Maximize the sumYou are given two sorted arrays of distinct integ ... read more

I applied via Company Website and was interviewed in Jan 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Introduce yourself, tell me about your project, basic questions on c language, swapping program without using the third variable, what is an array, what is memory allocation.

Interview Preparation Tips

Interview preparation tips for other job seekers - speak confidently, don't me hesitated

Assistant System Engineer Interview Questions & Answers

user image Deepak Kumar Thakur

posted on 13 Jul 2022

I applied via Nextstep.tcs.com and was interviewed before Jul 2021. There were 2 interview rounds.

Round 1 - Aptitude Test 

General Entrance exam

Round 2 - Technical 

(2 Questions)

  • Q1. C , c++, Java and other your hot skills
  • Q2. Oops concepts, pointer ,classes ,SDLC

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus on Basic coding rather than vast things

TCS interview questions for designations

 System Engineer

 (1.1k)

 Assistant System Analyst

 (5)

 System Assistant

 (1)

 System Engineer Hardware

 (68)

 System Software Engineer

 (3)

 System Engineer Analyst

 (2)

 Junior System Engineer

 (2)

 Linux System Engineer

 (1)

I applied via Company Website and was interviewed before Dec 2021. 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 - Coding Test 

Recursion questions related to basic algorithms, basic coding questions, average coding skill is required

Round 3 - HR 

(2 Questions)

  • Q1. Salary discussion related questions
  • Q2. Salary already mentioned for this profile so prepare for managerial round

Interview Preparation Tips

Interview preparation tips for other job seekers - Basic coding questions and managerial rounds, followed by TCSion test, programming languages are C++ and Java

Get interview-ready with Top TCS Interview Questions

I applied via Company Website and was interviewed before Nov 2020. There were 4 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. 1. Reverse a array.
  • Ans. 

    Reverse an array of strings.

    • Use a loop to iterate through half of the array.

    • Swap the elements at the corresponding positions from both ends of the array.

    • Continue swapping until the middle of the array is reached.

  • Answered by AI
  • Q2. 2. Binary search
  • Ans. Tell the key point that the array must be sorted, followed by the approach
  • Answered Anonymously
  • Q3. Project related questions. And about the CEO s of companies like Amazon, Microsoft , tcs , Infosys etc.
  • Q4. Basic SQL questions. Difference in delete, truncate and drop etc.

Interview Preparation Tips

Interview preparation tips for other job seekers - Just be confident while answering, cracking tcs interview is a piece of cake unless you get nervous. Be confident , though you may have not worked hard in college for placements, but you have cleared all your CSE exams and you have grilled hard by preparing for you jee and passing all those college exams. Beleive in yourself, you'll surely get the job.

Skills evaluated in this interview

I applied via Walk-in and was interviewed before Jun 2021. There were 2 interview rounds.

Round 1 - Aptitude Test 

Basic aptitude test

Round 2 - Technical 

(2 Questions)

  • Q1. This was mix of technical, HR questions and all the basic interview questions
  • Q2. Search on YouTube so that will help

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well and be confident this will take u to good place

Assistant System Engineer interview

user image QUANT MASTERS

posted on 16 Nov 2021

I applied via Company Website and was interviewed before Jun 2021. There were 2 interview rounds.

Round 1 - Aptitude Test 

Test included 3 sections - Aptitude , English Proficiency and Programming . Try to score maximum in aptitude and English . If you are good in programming , then it's better or else only aptitude and English section helps to crack the test.

Round 2 - Technical 

(1 Question)

  • Q1. Questions were fully focused on Java , Oops and whatever you made as project in Btech .

Interview Preparation Tips

Interview preparation tips for other job seekers - Just try to solve atleast one programming related question everyday and practice previous year questions from GeeksForGeeks . It's more than enough to see you through the interview

I applied via Campus Placement and was interviewed in Jul 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. 1-Tell me about urself 2-which languages u know?

Interview Preparation Tips

Interview preparation tips for other job seekers - After the introduction he asked about the core subject questions.Then he asked about C language and Java and one program(array sorting).
Even MR also touched the techincal part(MR asked about the projects and I did and he asked tricky questions )
Ex: If u and ur friend are falling from a hill u have a change to save urself whom u gonna save first?)
He asked these type of questions


(Note 1:plz don't hear about ur friends experience before ur interview stay clam !!!! If u did that i may cause nervousness.
Note 2: plz prepare thoroughly if u r confident about u r core skill u can mention ur CGPA in tell about urself.
Note 3 : if u did any extracircular activities like NCC ,NSS, NGO's plz make sure to highlight them.if helps u to divert him form tech side to that side where u are strong at 😉)



All the best!!!!!

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.

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TCS Assistant System Engineer Interview Process

based on 138 interviews in last 1 year

4 Interview rounds

  • Aptitude Test Round
  • Technical Round
  • HR Round 1
  • HR Round 2
View more
TCS Assistant System Engineer Salary
based on 29.9k salaries
₹2.2 L/yr - ₹5.6 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 3.5k 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

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