Factual Interview Questions
The questions to prepare for Factual interviews, across all roles. Questions from real interview reports rank first. Updated weekly.
Find the longest substring with all unique characters using a sliding window.
FactualCalculate each user's running order total over time using a window function.
FactualAggregate monthly sales by product category and use LAG to calculate month-over-month changes.
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Benjamin MooreUse joins, CTEs, and CASE logic to flag and fill missing financial fields for Qlik planning records.
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Approach for maintaining data quality and integrity across ETL pipelines.
FactualExplain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.
FactualExplain how you prioritize across multiple concurrent data engineering projects with competing stakeholder needs and limited capacity.
FactualInvestigate why a key KPI moved the wrong way after a product change and separate signal from noise.
FactualA structured approach to planning and running a user research project that identifies user needs and drives product decisions.
FactualDescribe how you used market or customer data to change course, and how you made the new strategy credible and measurable.
Factual