Associate β Operations
WNS Global
About the role
Eligibility & process
Who can apply
Any graduate (any discipline) with a minimum of 60% aggregate marks; must have completed graduation by 2025; no active backlogs at the time of joining; good command of English (both written and verbal); willingness to work in Visakhapatnam location.
Skills & stack
Selection process
- Round 1: Online Aptitude Test
- Round 2: Technical/Functional Interview
- Round 3: HR Interview
Prep kit
20 resourcesStudy material 4
Company-specific guides 4
Likely coding questions 4
Round-wise strategy 4
Technical questions 5
What is the difference between WHERE and HAVING clauses in SQL? Answer
Explain SQL Window functions: ROW_NUMBER(), RANK(), and DENSE_RANK(). Answer
How do you handle NULL and missing values during data cleaning in Python/Pandas? Answer
What is the difference between Star Schema and Snowflake Schema in Data Warehousing? Answer
How do you calculate MoM (Month-over-Month) growth in SQL? Answer
Behavioural & HR questions 3
Highlight WNS Global's market reputation, recent tech innovations, and how your skills in Medical Record Interpretation directly solve their team's objectives.
Use the STAR method: Situation (project context), Task (what needed solving), Action (specific tools/logic applied), Result (quantifiable positive outcome).
Explain your prioritization strategy, proactive communication with mentors/peers, and agile mindset.