TCS interview experience Real time questions & tips from candidates to crack your interview
System Engineer
TCS
2 rounds | 2 Coding
problems
Selected Interview preparation journey
Preparation
Duration: 2 months
Topics: Core Java, Data Structures, Spring Boot, Gitbash, System Design, Oops Concept
Tip 1 : Need to brush up with core concepts like Core Java concepts mostly focused on Collection framework, Array, String based problem questions
Tip 2 : Focused on Data Structures Algorithm Mainly Sorting Techniques, Trees, & graph
Tip 3 : Update your skills set in your resume as per your knowledge & experience.
Prepare for core concepts such as basic core Java, Opps concept & DSA
Application process
Where: Naukri
Tip 1 : Prepare with skills set which your are mentioned in the CV and brush up all the skills properly.
Tip 2 : Well Explain about your previous projects also explain about your roles & contribution in the project majorly force on skills set.
Interview rounds
01
Round
Medium
Video Call
Duration60 minutes
Interview date4 Mar 2022
Coding problem1
1. Replace character
Easy
0/40
Asked in companies
Given an input string S and two characters c1 and c2, you need to replace every occurrence of character c1 with character c2 in the given string.
Problem approach
replace(char oldChar, char newChar)
replaceAll(String regex, String replacement)
replace(CharSequence target, CharSequence replacement)
replaceFirst(String regex, String replacement)
public static String removeCharAt(String str, int index) {
String str1 = str.substring(0,index);
String str2 = str.substring(index+1,str.length());
return str1+str2;
}
02
Round
Medium
HR Round
Duration50 Minutes
Interview date10 Mar 2022
Coding problem1
1. Basic HR Questions
- Why are you looking for change ?
- Tell me about yourself?
Problem approach
Tip 1 : Introduction must be prepared before HR round.
Tip 2 : Tell them genuine experience & pay slips also tell them I'm looking forward to learning and growing career
Tip 3 : Show them positive attitude always and ready to join company as soon as possible.
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
Skill covered: Programming
What is recursion?
Choose another skill to practice
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