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FairPrice Group Interview Questions

The questions to prepare for FairPrice Group interviews, across all roles. Questions from real interview reports rank first. Updated daily.

50questions
~7htotal time
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1
SQL & Data ManipulationStart here. 16 questions + 2 drills · ~153 min
Top 5 Products by RevenueEasy
Practice

Rank Closer Consulting products by completed sales revenue using a CTE, aggregation, and an INNER JOIN.

sql queryFairPrice Group
Handling Duplicates and Nulls in SQLEasy

Explain practical SQL approaches for identifying, removing, and preventing duplicates and NULL-related data quality issues.

Data WranglingGroup ByCase WhenFairPrice Group
Optimizing a Slow SQL QueryHard

Tests query tuning skills, performance diagnosis, and practical SQL optimization strategies.

Performance TuningindexesFairPrice Group
Remove Duplicates Keeping LatestMedium
Practice
Practice drill

Delete duplicate contact records while retaining the most recently updated row for each email address.

Window Functionsdata cleaningRankingBNSF RailwayRevature
SQL: Deduplicate Latest RecordsMedium
Practice
Practice drill

Deduplicate customer records with ROW_NUMBER, retaining the latest record and reporting duplicate counts.

Window Functionsdata cleaningRankingIBMNewWave Telecom & Technologies
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2
Metrics15 questions · ~125 min
Measure Marketing Campaign SuccessEasy

Define campaign success using business KPIs, funnel conversion, acquisition cost, and leading indicators tied to outcomes.

Funnel AnalysisKPIsLeading IndicatorsFairPrice Group
Customer Retention for Omni-ChannelHard

Tests retention definitions across channels and ability to handle cross-touchpoint data.

customer journeyRetentionCohort AnalysisFairPrice Group
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3
Behavioral & Leadership16 questions · ~133 min
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4
More topics3 questions · ~25 min
Choosing a Significance TestEasy

Explain how to choose an appropriate significance test based on metric type, study design, and the null hypothesis.

Confidence IntervalsHypothesis TestingStatistical SignificanceFairPrice Group
Incrementality Test for Campaign SalesHard

Assess whether a campaign created incremental sales or only shifted demand, using a pre-registered experiment with guardrails and power analysis.

Causal InferenceGuardrail MetricsA/B TestingFairPrice Group
Designing a Store Promotion ExperimentHard

Tests experimental design, control selection, and measurement of promotion impact.

experiment designGuardrail Metricsprimary metricsFairPrice Group
The finish line: interview-readyComplete all 50 questions plus 2 hands-on drills to finish this plan.