Top 16
Prep plan
Updated weekly · Last refresh Nov 6
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IATA Data Scientist Interview Questions

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

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1
MetricsStart here. 4 questions · ~35 min
Diagnose Engagement DropHard

Identify the causes of a quarterly engagement decline through metric validation, decomposition, segmentation, and trend analysis.

MetricsDiagnosisuser engagementIIATA
First Checks for Metric DropsEasy

Outline the first checks to diagnose a sudden drop in a core product metric, starting with data quality, scope, and decomposition.

Lagging IndicatorsLeading IndicatorsDiagnosisIIATA
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2
A/B Testing & Experimentation4 questions · ~35 min
Common Pitfalls in Experiment ResultsHard

Identify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.

PeekingNovelty EffectSample Ratio MismatchIIATA
Designing an A/B Test for Booking FlowMedium

Evaluates experiment design skills applied to airline booking processes for IATA clients.

experiment designIIATA
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3
Behavioral & Leadership4 questions · ~35 min
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4
More topics4 questions · ~35 min
Window Functions for Rolling MetricsHard
Practice

Compute an inclusive rolling average for each reading using a row-specific time window.

Window FunctionsDate Functionscomplex queriesIIATA
BI Product for Airline BenchmarkingMedium

Tests product sense in building competitive benchmarking solutions for airlines with IATA data.

data visualizationIIATA
Statistical Methods for A/B AnalysisMedium

Assesses knowledge of statistical techniques for analyzing experiments with aviation data.

Data AnalysisIIATA
Ensuring SQL Data AccuracyEasy

Explain how to ensure data accuracy in SQL workflows using validation checks, reconciliation, and careful query design.

JoinsData WranglingQualityIIATA

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Hands-on SQL practiceWrite and run real queries in the editor. 2 drills · ~20 min
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