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Updated weekly · Last refresh Oct 17

Slalom Data Analyst Interview Questions

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

36questions
~5htotal time
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1
SQL & Data ManipulationStart here. 10 questions + 3 drills · ~110 min
Handle Incomplete or Inconsistent DataEasy

Explain how to assess and clean incomplete or inconsistent data before analysis.

Data WranglingCase WhenQualitySlalom
Share a Tableau DashboardMedium

Assesses your Tableau dashboard building skills and ability to deliver custom visualizations.

Slalom
SQL Join and FilterMedium

Tests your SQL skills for joining tables and applying precise filtering conditions.

JoinsData ManipulationsqlSlalom
Tough Technical SQL ScenarioHard

Evaluates your ability to reason through complex, technical SQL challenges under scenario constraints.

technicalSlalom
Data Quality With Unverified DataHard

Tests data validation, anomaly detection, and quality controls for trustworthy analysis.

Data Qualitydata validationdata integritySlalom
SQL Query OptimizationMedium
Practice
Practice drill

Optimize a slow PostgreSQL query that aggregates completed transactions while preserving customers with no matching activity.

Performance Tuningdatabase optimizationindexesDDroisysCapgeminiNomura
Surrogate Key BasicsEasy
Practice
Practice drill

Explain surrogate keys and query current customer dimension records using their generated identifiers.

database designdata integritydimensionsSlalom
Analyze Customer Purchase Trends with Window FunctionsEasy
Practice
Practice drill

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

The Home DepotAvisoHewlett Packard Enterprise
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2
Behavioral & Leadership24 questions · ~192 min
Adapting Analysis for Different AudiencesEasy

Tests audience-aware communication: how you tailor analytical findings for technical, business, and executive stakeholders.

Stakeholder ManagementCommunicationLeadershipSlalom
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3
More topics2 questions · ~16 min
Troubleshoot a Broken PipelineHard

Tests debugging skills, root-cause analysis, and reliability thinking for data pipelines.

data pipelinetechnical experienceTroubleshootingSlalom
Business Metrics SelectionMedium

Tests your ability to translate business goals into measurable analytics and KPIs.

Decision MakingData AnalysisSlalom

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The finish line: interview-readyComplete all 36 questions plus 3 hands-on drills to finish this plan.