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Updated weekly · Last refresh Oct 17

YouTube Data Analyst Interview Questions

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

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1
SQL & Data ManipulationStart here. 4 questions + 2 drills · ~56 min
DAU by Video CategoriesMedium
Practice

Find daily active users who watched at least three different video categories yesterday.

Date FunctionsGroup BysqlYouTube
Subquery vs Join PerformanceHard

Tests understanding of query planning, execution tradeoffs, and performance tuning at scale.

SubqueriesPerformance TuningJoinsYouTube
Handling Massive NullsMedium

Tests strategies for null handling and preserving session-level signal in large event datasets.

null handlingData Wranglingdata integrityYouTube
Creator Ticket Trend SQLMedium
Practice
Practice drill

Compare weekly YouTube creator support ticket volumes and return the three largest regional increases.

Date FunctionsJoinsRankingYouTube
Top Segments by Retention RateMedium
Practice
Practice drill

Rank the top five user segments by 30-day retention rate using user, segment, and activity data.

Window FunctionsDate FunctionsJoinsYouTube
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2
Metrics3 questions · ~27 min
Marketing Campaign SuccessMedium

Tests metric selection and measurement design for brand and performance outcomes.

roiKPIcampaign performanceYouTube
Quantify Brand LiftMedium

Tests experimental or quasi-experimental thinking for measuring brand lift beyond owned data.

acquisitioncampaign performanceYouTube
Investigate Upload DropHard

Tests structured debugging of production metrics using segmentation, time series, and causal reasoning.

DiagnosisEngagement MetricsYouTube
3
Behavioral & Leadership4 questions · ~36 min
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4
More topics2 questions · ~18 min
Increase User InvolvementMedium

Evaluates your product sense and ability to propose data-driven levers for engagement on YouTube.

user engagementYouTube
A/B Test Recommendation LayoutHard

Tests experiment design, metric hierarchy, and safeguards for recommendation UI changes.

experiment designGuardrail Metricsprimary metricsYouTube

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