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The Home Depot Data Analyst Interview Questions

The questions to prepare for a The Home Depot Data Analyst interview. Questions from real interview reports rank first. Updated weekly.

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1
SQL & Data ManipulationStart here. 5 questions + 2 drills · ~64 min
Analyze Customer Purchase Trends with Window FunctionsEasy
Practice

Calculate the monthly spending trends for customers using window functions and joins.

The Home Depot
De-duplicate Without Primary KeyMedium

Tests data cleaning approaches for deduplication using SQL logic and business rules.

null handlingData WranglingReconciliationThe Home Depot
Updating Tables in SQLEasy

Tests your understanding of SQL data manipulation and safe update practices.

sqlThe Home Depot
Join Types and Query TuningMedium

Tests join semantics and practical query optimization for large-scale retail data.

Performance TuningJoinsdata integrityThe Home Depot
Why This Role and SQL BasicsMedium

Assesses motivation for The Home Depot and baseline SQL competency.

role fitsqlThe Home Depot
Monthly Sales Trends by CategoryMedium
Practice
Practice drill

Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.

InfrastructureToolsData WranglingTotal Wine & MoreInc.Benjamin Moore
Weekly Service KPI by TeamMedium
Practice
Practice drill

Analyze weekly service delivery performance by team using joins, a CTE, date aggregation, and KPI calculations.

KPIJoinssqlDeloitteReputation
2
Behavioral & Leadership10 questions · ~87 min
Handling Ambiguous Data Science ScopeMedium

Tests how you handle ambiguity in a data science project by creating structure, aligning stakeholders, and driving delivery despite unclear requirements.

OwnershipDealing With AmbiguityrequirementsThe Home Depot
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3
More topics2 questions · ~17 min
Delivery Subscription KPIsMedium

Tests metric selection and measurement design for a customer-facing delivery initiative.

deliveryKPIpilot metricsThe Home Depot
Investigate Low ConversionMedium

Tests diagnostic thinking using funnel metrics and behavioral data to find conversion blockers.

Funnel AnalysisConversion RateDiagnosisThe Home Depot

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The finish line: interview-readyComplete all 17 questions plus 2 hands-on drills to finish this plan.