DEA Interview Questions
The questions to prepare for DEA interviews, across all roles. Questions from real interview reports rank first. Updated weekly.
Reverse a singly linked list in place using pointer manipulation.
DEAExplain how you used a KPI and supporting metrics to diagnose a product issue and make a concrete product decision.
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Explain how you would diagnose and recover a project that is falling behind schedule without losing stakeholder trust.
DEAExplain how SQL prepares clean, aggregated data for dashboards and how to describe business impact from visualization work.
DEAUse joins, CASE WHEN, and date filtering to compare outcome rates before and after a decision.
HarbourVest PartnersCompute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.
Gain Digital
TCS
Zest AIUse joins and LAG to isolate departments driving a large month-over-month spending variance.
State of California
University of Chicago
The Church of Jesus Christ of Latter-day SaintsTests your skills in evaluating ROI, risk, and financial feasibility for DEA projects.
DEATests how you discover, validate, and document requirements for complex solutions.
DEATests real-time architecture skills, including ingestion, processing, storage, and reliability for DEA data flows.
DEAEvaluates exploratory analysis skills for extracting actionable insights from data.
DEA