Top 50 Business Analyst Interview Questions
The 50 most important questions to prepare for Business Analyst interviews. Questions from real interview reports rank first. Updated daily.
Calculate month-over-month sales growth for each product category using JOINs and window functions.
Wayfair
REVOLVE
FanaticsUse filtering and aggregation to summarize completed orders by customer.
Accenture Federal Services
Alten
Bank Of Tokyo-Mitsubishi UFJRewrite a slow PostgreSQL reporting query to reduce scanned rows, avoid join multiplication, and return accurate monthly site metrics.
Continental Finance
Capgemini
DISHFind the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.
eClinicalWorksNNeenOpal Canada
InformaticaCalculate month-1 retention for January vs February signup cohorts using joins, date filtering, and aggregation.
Trideum
Zulily
Johns Hopkins University Applied Physics LaboratoryAggregate monthly sales totals by product category using JOINs, GROUP BY, and date formatting.
Walgreens
Rev
LatentView AnalyticsCalculate the monthly spending trends for customers using window functions and joins.
The Home Depot
Aviso
Hewlett Packard EnterpriseAggregate project usage to identify frequently used data analysis tools and compare their hours and ratings.
Limeade
LaSalle Network
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