Filter interviews by
What people are saying about WNS
I applied via Naukri.com and was interviewed in Feb 2022. There was 1 interview round.
WNS interview questions for designations
I applied via Naukri.com and was interviewed in Feb 2022. There was 1 interview round.
I appeared for an interview in Aug 2017.
I applied via Recruitment Consulltant and was interviewed before Jul 2021. There was 1 interview round.
I worked on a data visualization tool for tracking sales performance.
The tool was built using Tableau and SQL.
It allowed users to view sales data by region, product, and time period.
Users could also create custom dashboards and reports.
The tool helped identify trends and opportunities for improvement.
I collaborated with the sales team to ensure the tool met their needs.
I applied via Walk-in and was interviewed before Apr 2021. There were 2 interview rounds.
I appeared for an interview before Nov 2016.
I appeared for an interview before Dec 2020.
Round duration - 120 Minutes
Round difficulty - Medium
Ninja, a new member of the FBI, has acquired some 'SECRET_INFORMATION' that he needs to share with his team. To ensure security against hackers, Ninja dec...
The task is to encode and decode 'SECRET_INFORMATION' for security purposes and determine if the transmission was successful.
Read the number of test cases 'T'
For each test case, encode the 'SECRET_INFORMATION' and then decode it
Compare the decoded string with the original 'SECRET_INFORMATION'
Print 'Transmission successful' if they match, else print 'Transmission failed'
Round duration - 60 Minutes
Round difficulty - Medium
Given an array Arr
consisting of N integers, your task is to find the equilibrium index of the array.
An index is considered as an equilibrium index if the sum of elem...
Find the equilibrium index of an array where sum of elements on left equals sum on right.
Iterate through the array and calculate prefix sum and suffix sum at each index.
Compare prefix sum and suffix sum to find equilibrium index.
Return the left-most equilibrium index or -1 if none found.
Round duration - 50 Minutes
Round difficulty - Easy
Tip 1 : Focus more on SQL
Tip 2 : Keep up with ongoing projects in the company
Tip 1 : Be honest about what you add.
Tip 2 : Don't forget to mention extra curriculars.
Some of the top questions asked at the WNS Data Engineer interview -
based on 2 interviews
1 Interview rounds
based on 1 review
Rating in categories
Senior Associate
13.4k
salaries
| ₹0.6 L/yr - ₹8 L/yr |
Associate
4.7k
salaries
| ₹1 L/yr - ₹7 L/yr |
Associate Lead
3.3k
salaries
| ₹2.7 L/yr - ₹11 L/yr |
Assistant Manager
3.1k
salaries
| ₹5 L/yr - ₹16 L/yr |
Senior Associate Operations
2.8k
salaries
| ₹1.1 L/yr - ₹8 L/yr |
TCS
Infosys
HCLTech
Tech Mahindra