April Interview Questions
The questions to prepare for April interviews, across all roles. Questions from real interview reports rank first. Updated daily.
Explain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.
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Explain how you used a KPI and supporting metrics to diagnose a product issue and make a concrete product decision.
AprilDesign an A/B test for a new platform feature, including success metrics, power, guardrails, and a clear ship decision.
AprilA framework for connecting user needs to business goals, then making product decisions with clear trade-offs and measurable outcomes.
AprilApproach for allocating a constrained marketing budget across channels and objectives using ROI, trade-offs, and prioritization.
AprilExplain statistical significance in experiments and how p-values and confidence intervals guide interpretation.
AprilSelect appropriate metrics for evaluating a model, considering task type, error costs, class balance, and deployment goals.
AprilCompute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.
Gain Digital
TCS
Zest AIRank the top 3 completed rides per vehicle per day using joins, a CTE, and ROW_NUMBER.
Waymo
CruiseIdentify the highest-credit-score 5% of applicants within each state using percentiles and window ranking.
American Credit Acceptance