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DISH Interview Questions

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

50questions
~8htotal time
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1
CodingStart here. 6 questions · ~60 min
Reverse a StringEasy
Practice

Reverse a string using a two-pointer swap approach and explain the trade-off between in-place and copied results.

RecursionArraysStringsDISH
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2
SQL & Data Manipulation6 questions + 1 drill · ~70 min
Compare Segment Performance Across ChannelsMedium
Practice

Use joins, CTEs, and aggregations to compare Q1 conversion and revenue across customer segments and DISH channels.

JoinsGroup ByCase WhenDISH
Monthly Sales Trends by CategoryMedium
Practice
Practice drill

Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.

InfrastructureToolsData WranglingBenjamin MooreCommonwealth Bank of AustraliaAbercrombie and Fitch
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3
Pipelines6 questions · ~60 min
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityDISH
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4
Metrics6 questions · ~60 min
Using Metrics to Drive DecisionsEasy

Explain how you used a KPI and supporting metrics to diagnose a product issue and make a concrete product decision.

Funnel AnalysisKPIsLeading IndicatorsDISH
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5
Execution6 questions · ~60 min
Balancing Speed Quality and ScopeHard

Describe a time you had to choose between speed, quality, and scope, and how you aligned stakeholders around the trade-off.

Trade-offsRisk AssessmentScope ManagementDISH
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6
Strategy5 questions · ~50 min
Staying Current on Industry TrendsEasy

A practical approach for tracking industry trends, competitor moves, and market changes in a way that informs strategy decisions.

EstimationCompetitive AnalysisGrowth StrategyDISH
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7
More topics15 questions · ~149 min
Approach a User Research ProjectEasy

A structured approach to planning and running a user research project that identifies user needs and drives product decisions.

User ResearchUser NeedsPain PointsDISH
Power Analysis for Survey ExperimentHard

Determine sample size and power for a customer survey or experiment, including MDE, guardrails, and a disciplined decision rule.

MDEPower AnalysisSample SizeDISH
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The finish line: interview-readyComplete all 50 questions plus 1 hands-on drill to finish this plan.