EXL Service Business Intelligence Analyst Interview Questions

The questions to prepare for a EXL Service Business Intelligence Analyst interview. Questions from real interview reports rank first. Updated weekly.

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Incremental Power BI Model RefreshMedium

Design incremental refresh for a large Power BI model with partitioned history, idempotent loads, and freshness monitoring.

SchedulingBatch ProcessingData Modeling

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Row-Level Security for Reporting Pipelines

Hard

Explain how to implement row-level security in a reporting pipeline for regional dashboard access.

InfrastructureData ModelingQuality

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Transforming Data with M Query

Medium

Evaluates your ability to build efficient data transformations using Power Query M.

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Managing Power BI CI/CD

Medium

Assesses how you operationalize Power BI development with repeatable, reliable deployments.

CI/CDpower biManagement

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Star vs Snowflake for OpsMedium

Explain how to choose between star and snowflake schemas for corporate operations reporting, balancing query simplicity, integrity, and performance.

snowflake schemastar schemaData Modeling

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Troubleshooting Slow DAX Measures

Medium

Tests your DAX performance debugging approach and optimization thinking.

daxperformanceTroubleshooting

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Calculated Columns vs Measures

Medium

Tests your knowledge of VertiPaq storage and performance implications for DAX design.

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Pitfalls of Bi-Directional Relationships

Medium

Assesses your understanding of data model behavior and risk management in relationship design.

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