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Updated weekly · Last refresh Aug 30

Coforge Data Visualisation Specialist Interview Questions

The questions to prepare for a Coforge Data Visualisation Specialist interview. Questions from real interview reports rank first. Updated weekly.

23questions
~3htotal time
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1
SQL & Data ManipulationStart here. 16 questions + 3 drills · ~158 min
Basic DAX vs SQL MeasuresEasy

Explain basic DAX in Power BI by comparing measures, calculated columns, and common aggregation patterns to familiar SQL logic.

Data WranglingCase WhenAggregationsCoforge
Star vs Snowflake for Meta AnalyticsEasy

Explain star and snowflake schemas, their tradeoffs, and when to use each in Meta-scale analytics systems.

Coforge
Debugging Unexpected MeasuresMedium

Tests your troubleshooting method for DAX/semantic model issues and data correctness.

daxdata integrityTroubleshootingCoforge
Restructuring for Faster ReportsMedium

Tests your ability to diagnose bottlenecks and improve performance through modeling changes.

Data ModelingreportingCoforge
Top Error Sources in Coforge LogsEasy
Practice
Practice drill

Aggregate Coforge pipeline log rows to find the highest error counts by source system using GROUP BY and ORDER BY.

SubqueriesJoinsAggregationsCoforge
Second Highest Employee SalaryEasy
Practice
Practice drill

Find the second highest distinct salary from a single employee table using PostgreSQL ordering and limiting.

SubqueriesRankingAggregationsCoforgeDXC Technology
Second Highest Trader SalaryEasy
Practice
Practice drill

Find the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.

SubqueriesRankingSortingeClinicalWorksInformaticaSpectraforce Technologies
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2
Product Sense5 questions · ~40 min
Color Accessibility and ReadabilityMedium

Tests your ability to design accessible visualizations that work for diverse users.

accessibilitydashboard designCoforge
Choosing the Right Chart for KPIsMedium

Tests your data visualization judgment aligned to KPI intent and audience needs.

data visualizationCoforge
Hierarchy of Information for KPIsMedium

Tests your information architecture skills for prioritizing insights.

dashboard designCoforge
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3
More topics2 questions · ~16 min
Building a Dashboard Users AdoptedMedium

Tests stakeholder management, requirements gathering, and ownership in delivering a dashboard that meets user needs and drives adoption.

Stakeholder ManagementCommunicationdashboardingCoforge
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The finish line: interview-readyComplete all 23 questions plus 3 hands-on drills to finish this plan.