Problem of the day
New update is available. Click here to update.
SDE - 1
Tata Consultancy Services (TCS)
3 rounds | 7 Coding
problems
Selected 
55 views
0 comments
0 upvotes
Interview preparation journey
Preparation
Duration: 10 months
Topics: Aptitude, OOPS, OS, DBMS, CN, SQL, Data structures and Algorithms
Tip 1 : Prepare aptitude if you are applying for TCS
Tip 2 : Have strong knowledge of DSA
Application process
Where: Company Website
Eligibility: above 7 CGPA
Tip 1 : Have projects in your resume
Tip 2 : Be real about your knowledge
Interview rounds
01
Round
Hard
Online Coding Interview
Duration180 minutes
Interview date16 Aug 2021
Problems2
Nth Fibonacci Number
Nth term of Fibonacci series F(n), where F(n) is a function, is calculated using the following formula -
F(n) = F(n-1) + F(n-2),
Where, F(1) = 1,
F(2) = 1
view more
Problem approach
Step 1 : Think of brute force method
Step 2 : Further optimised in DP
Step 3 : Did more space optimisation
Longest Common Subsequence
Given two strings, 'S' and 'T' with lengths 'M' and 'N', find the length of the 'Longest Common Subsequence'.
view more
Problem approach
Step 1 : The call of recursive will return the LCS (largest common subsequence) of s.substring(i) and t.substring(j), where s.substring(i) is the suffix of s starting at index i.
If the indexes are large enough, at least one of the strings is empty. So no common subsequence exists. Return 0.
Step 2 : If s.charAt(i) == t.charAt(j), then we have found a common character. So whatever subsequ...
view more
02
Round
Medium
Face to Face
Duration30 minutes
Interview date1 Sep 2021
Problems4
Second largest element in the array
You have been given an array/list 'ARR' of integers. Your task is to find the second largest element present in the 'ARR'.
Note:
view more
Problem approach
Step 1 : I give brute force answer which required O(n^2) time complexity.
Step 2 : I further give o(n) approach which required two variables solution.
Swap Two Numbers
Take two numbers as input and swap them and print the swapped values.
Input Format:
The first line of input contains a single integer 't', representing the total number of te... view more
Problem approach
Step 1 : I took little time for doing pen paper.
Step 2 : After that my solution is ready I tell the interviewer about my code.
DBMS Question
What is Joins?
What are Natural Joins?
SQL Questions
Do you know SQL commands?
Write a SQL Query to obtain the employee list which have more than 4 leaves in one month?
03
Round
Easy
HR Round
Duration20 minutes
Interview date7 Sep 2021
Problems1
Basic HR Questions
Introduction and Projects
Location Preference
Able to work in night shift?
Are you aware of bond?
Why do you want to join TCS?
Start a Discussion
Similar interview experiences
SDE - 1
2 rounds | 12 problems
Interviewed by Tata Consultancy Services (TCS)
Selected 17 views
0 comments
0 upvotes
System Engineer
2 rounds | 4 problems
Interviewed by Tata Consultancy Services (TCS)
Selected 17 views
0 comments
0 upvotes
System Engineer
3 rounds | 5 problems
Interviewed by Tata Consultancy Services (TCS)
Selected 8 views
0 comments
0 upvotes
SDE - 1
2 rounds | 7 problems
Interviewed by Tata Consultancy Services (TCS)
Rejected
10 views
0 comments
0 upvotes
Companies with similar interview experiencs
SDE - 1
5 rounds | 12 problems
Interviewed by Amazon
Selected 56808 views
15 comments
0 upvotes
SDE - 1
4 rounds | 5 problems
Interviewed by Microsoft
Selected 25614 views
3 comments
0 upvotes
SDE - 1
3 rounds | 7 problems
Interviewed by Amazon
Selected 17973 views
4 comments
0 upvotes
Popular Interview Experiences:
Download our app:
FOLLOW US ON
We accept payments using:
