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Updated weekly · Last refresh Oct 17

Exl Data Analyst Interview Questions

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

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1
SQL & Data ManipulationStart here. 17 questions · ~153 min
SQL for Running AverageMedium
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Recently asked

Calculate five-day rolling service averages using daily aggregation, a calendar join, and PostgreSQL window functions.

queriessqlExl
Complex Joins and Window PerformanceHard
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Recently asked

Rewrite a slow multi-table revenue query using pre-aggregation, window functions, and PostgreSQL performance techniques.

aggregationdatabase optimizationJoinsExl
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2
Statistics & Probability5 questions · ~45 min
Modeling With XGBoostHard
Recently asked

Explain how to formulate, validate, tune, interpret, and deploy an XGBoost model through a structured case study.

BiasRegressionmodelingExl
Probability, Puzzles, and EstimationMedium
Recently asked

Solve probability puzzles and explain estimation and market-research reasoning when no single dataset or business scenario is provided.

EstimationSamplingprobabilityExl
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3
A/B Testing & Experimentation4 questions · ~36 min
A/B Testing and Bayesian UpdatesMedium
Recently asked

Tests experimental design understanding and Bayesian reasoning for decision-making.

A/B TestingExl
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4
Behavioral & Leadership17 questions · ~153 min
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5
More topics4 questions · ~36 min
Bus Estimation Case StudyHard
Recently asked

Build a reproducible ETL pipeline that estimates buses needed for all passengers landing at BLR airport.

Data Qualitydata pipelinecase studyExl
Choosing Visualizations for StakeholdersMedium
Recently asked

Tests communication and product sense for turning analytics into stakeholder-ready insights.

stakeholder communicationExl
Migrate On-Prem to CloudHard
Recently asked

Evaluates data migration planning across architecture, governance, and security.

data migrationCloudExl
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