PCS Global Tech Business Intelligence Analyst Interview Questions

The questions to prepare for a PCS Global Tech Business Intelligence Analyst interview. Questions from real interview reports rank first. Updated daily.

34questions

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SQL & Data ManipulationStart here. 24 questions · ~226 min

Second Highest Value SQLEasy

Practice

Use a scalar subquery and MAX to find the second distinct annual salary.

sql queryRankingdatabase querying

PCS Global Tech

Primary Key vs Foreign KeyEasy

Practice

Identify primary and foreign key columns and explain how each supports data integrity.

data relationshipsdatabase designdata integrity

PCS Global Tech

SQL Query OptimizationMedium

Practice

Optimize a slow PostgreSQL query that aggregates completed transactions while preserving customers with no matching activity.

Performance Tuningdatabase optimizationindexes

PCS Global Tech

Swap Values Without TempMedium

Tests understanding of swap techniques and careful reasoning about variable state.

Programming

PCS Global Tech

Normalization and Normal FormsMedium

Tests your grasp of database normalization for reliable BI data modeling.

databasenormalization

PCS Global Tech

Data Warehouse and Data ModelMedium

Tests understanding of BI architecture concepts used in reporting and analytics.

data warehouse

PCS Global Tech

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Behavioral & Leadership9 questions · ~85 min

Data-Driven Decision MakingMedium

Assesses your judgment in using data to drive decisions and measure results.

experience

PCS Global Tech

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