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Dell Technologies Interview Questions

The questions to prepare for Dell Technologies interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

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1
CodingStart here. 6 questions · ~70 min
2
SQL & Data Manipulation6 questions · ~70 min
Compare Weekly User Activity TrendsMedium
Practice

Aggregate user activity by week, then use LAG to compare sessions and watch time versus the prior active week.

Window FunctionsLag/LeadDate FunctionsDell Technologies
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3
Execution6 questions · ~70 min
Recover a Project Off TrackEasy

Explain how you would recover a project that is slipping, balancing risks, scope, stakeholder expectations, and delivery trade-offs.

Rollback PlanTrade-offsRisk AssessmentDell Technologies
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4
Pipelines6 questions · ~70 min
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityDell Technologies
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5
Metrics6 questions · ~70 min
Define Success for a ProjectEasy

Define what success means for a project using clear KPIs, a north star, and supporting metrics.

KPIsSuccess CriteriaDiagnosisDell Technologies
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6
Product Sense5 questions · ~59 min
Align Product With User NeedsMedium

A framework for connecting user needs to business goals, then making product decisions with clear trade-offs and measurable outcomes.

User NeedsValue PropositionProduct VisionDell Technologies
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7
More topics15 questions · ~176 min
Supervised vs Unsupervised LearningEasy

Explain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.

Unsupervised LearningFeature EngineeringBias-Variance TradeoffDell Technologies
Pitfalls in Streaming Experiment AnalysisHard

Identify major online experiment pitfalls and explain how they can bias results in a streaming product A/B test.

Network InterferenceNovelty EffectSample Ratio MismatchDell Technologies
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