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Updated weekly · Last refresh Oct 17

CarGurus Data Analyst Interview Questions

The questions to prepare for a CarGurus Data Analyst interview. Questions from real interview reports rank first. Updated daily.

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1
SQL & Data ManipulationStart here. 7 questions + 1 drill · ~78 min
Customer Orders: LEFT vs INNER JOINEasy

Explain how INNER JOIN and LEFT JOIN differ, and when to use each for matched-only versus all-left-row analysis.

JoinsData WranglingGroup ByCarGurus
Rolling Three-Month Average QueryMedium
Practice

Calculate monthly sales and regional rolling three-month averages in Teradata Vantage using aggregation and window functions.

Window FunctionssqlAggregationsCarGurus
Top Reps by Monthly RevenueMedium
Practice

Rank CarGurus sales representatives by monthly closed-sale revenue and return every representative tied for first place.

Window FunctionsDate FunctionsRankingCarGurus
Optimize a Slow QueryHard

Tests query tuning skills, including execution plans, indexing, and reducing scan volume.

Performance Tuningperformancequery optimizationCarGurus
Prevent Double CountingMedium

Tests data integrity controls, deduplication, and correct attribution logic in sales analytics.

many-to-oneReconciliationdata integrityCarGurus
Schema for Tiered CommissionsHard

Tests data modeling for evolving business rules and commission attribution over time.

star schemadimensionsData ModelingCarGurus
SQL for User RetentionMedium
Practice
Practice drill

Measure monthly user retention by signup cohort using date calculations and aggregated activity.

Window FunctionsDate FunctionsCTEsGoogleLeidosCConstellation Technologies
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2
Behavioral & Leadership7 questions · ~68 min
Resolving CRM Sync DiscrepanciesMedium

Tests ownership, stakeholder management, and conflict resolution when diagnosing cross-system marketing data discrepancies.

Data QualityStakeholder ManagementProblem SolvingCarGurus
Owning a Submitted Analysis ErrorEasy

Tests ownership, self-awareness, and communication when a candidate finds a mistake in their own completed analysis.

failureOwnershipaccountabilityCarGurus
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The finish line: interview-readyComplete all 14 questions plus 1 hands-on drill to finish this plan.