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Updated weekly · Last refresh Oct 17

Avicado Data Analyst Interview Questions

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

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1
SQL & Data ManipulationStart here. 5 questions + 3 drills · ~70 min
Choosing Visualization Tools for SQL InsightsEasy

Explain which visualization tools you use after SQL analysis and why, based on audience, speed, and dashboard needs.

ToolsData WranglingAggregationsAvicado
Validating Data Before ReportingEasy

Explain how to validate SQL data before reporting, including null checks, duplicates, outliers, and aggregation reconciliation.

JoinsData WranglingQualityAvicado
Handling Missing and Dirty SQL DataMedium

Explain how to profile, clean, and standardize missing or dirty data before analysis.

Data WranglingCase WhenQualityAvicado
Joining Large Tables EfficientlyHard

Tests SQL join strategy, query optimization thinking, and performance tradeoffs on large datasets.

performanceData ModelingAvicado
Adapting When Data LacksHard

Tests problem solving and requirements-to-data mapping when available data cannot answer the question.

Problem SolvingAvicado
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
Handling Missing ValuesMedium
Practice
Practice drill

Create an auditable application dataset by applying explicit PostgreSQL rules for missing candidate, status, salary, and date values.

missing valuesdata cleaningnull handlingAircallathenahealthHays
Handle Inconsistent Formatting Across SourcesMedium
Practice
Practice drill

Clean inconsistent names, regions, and currency values from a single source-records table.

data cleaningData Wranglinginconsistent dataWorld Wide Technology

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2
Behavioral & Leadership8 questions · ~64 min
Validating Analysis With Incomplete DataMedium

Tests ownership and judgment under ambiguity when analyzing incomplete data and ensuring conclusions are still decision-ready.

Decision Makingdata cleaningvalidationAvicado
Responding to Critical FeedbackEasy

Tests how you receive criticism, regulate defensiveness, act on feedback, and turn it into measurable improvement.

resiliencefeedbackcoachabilityAvicado
Explaining Technical Issues ClearlyMedium

Tests whether you can translate technical complexity into business-relevant language for non-technical stakeholders and drive action.

Stakeholder ManagementCommunicationtechnical explanationAvicado
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The finish line: interview-readyComplete all 13 questions plus 3 hands-on drills to finish this plan.