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Updated weekly · Last refresh Oct 17

DEPT Interview Questions

The questions to prepare for DEPT interviews, across all roles. Questions from real interview reports rank first. Updated daily.

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1
SQL & Data ManipulationStart here. 6 questions + 1 drill · ~62 min
2
Execution6 questions · ~52 min
Prioritize Across Multiple ProjectsEasy

Explain how you prioritize work across multiple operational projects with competing deadlines, impact, and stakeholder pressure.

RoadmappingScope ManagementPrioritizationDEPT
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3
Strategy6 questions · ~52 min
Tell Me About YourselfEasy

Craft a concise self-introduction that highlights fit, communication style, and relevance for an Account Executive role.

brand cultureBusiness AcumenCompetitive AnalysisDEPT
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4
Metrics6 questions · ~52 min
Using Metrics to Drive DecisionsEasy

Explain how you used a KPI and supporting metrics to diagnose a product issue and make a concrete product decision.

Funnel AnalysisKPIsLeading IndicatorsDEPT
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5
Product Sense6 questions · ~52 min
Prioritize Features for a New ProductMedium

A framework for deciding which features should ship first when building a new product.

Feature PrioritizationUser Needsproduct developmentDEPT
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6
Statistics & Probability3 questions · ~26 min
A/B Testing for Product FeaturesMedium

Explain how to design and evaluate an A/B test for a product feature, including metrics, MDE, sample size, and guardrails.

Hypothesis TestingStatistical SignificanceA/B TestingDEPT
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7
More topics17 questions · ~146 min
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityDEPT
Core Principles of OOPEasy

Explain the four core OOP principles—encapsulation, abstraction, inheritance, and polymorphism—and why they matter in software design.

LanguagestechnicalProgrammingDEPT
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The finish line: interview-readyComplete all 50 questions plus 1 hands-on drill to finish this plan.