Infosys Data Analyst Interview Questions
The questions to prepare for a Infosys Data Analyst interview. Questions from real interview reports rank first. Updated weekly.
Find the second-highest distinct transaction amount using a subquery in PostgreSQL without LIMIT.
InfosysExplain normalization for data integrity and when denormalization is useful for faster reporting and simpler analytical queries.
InfosysExplain how INNER JOIN, LEFT JOIN, and RIGHT JOIN change row retention and NULL handling in reporting queries.
InfosysFind the second highest salary in each department without using aggregate functions.
Credit Genie
Devoteam
Cisco Restaurant + BarCompute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.
Gain Digital
TCS
Zest AITests your ability to clean and transform data effectively for BI reporting in Power BI.
InfosysTests your ability to build reusable, maintainable data workflows with Alteryx.
InfosysTests your data quality handling approach for BI-ready datasets across multiple sources.
InfosysExplain how calculated columns and DAX measures differ, and when each is the right choice for KPI reporting and analysis.
InfosysTests your product sense for selecting actionable metrics and structuring a BI dashboard.
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