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Updated weekly · Last refresh Nov 6

OpenX Business Intelligence Analyst Interview Questions

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

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1
SQL & Data ManipulationStart here. 1 question + 3 drills · ~38 min
Difference Between WHERE and HAVING ClausesEasy

Explain the differences between WHERE and HAVING clauses in SQL and when to use each.

JoinsData WranglingAggregationsOpenX
Join and Time-Interval AggregationMedium
Practice
Practice drill

Join users and events to summarize behavior counts and duration for each user and hourly interval.

Date FunctionsJoinssql queriesOpenX
Pivot for Trend IdentificationMedium
Practice
Practice drill

Pivot monthly OpenX performance totals by channel and classify each channel's trend.

pivot tablesJoinsData AnalysisOpenX
Find Publishers With Low CTRMedium
Practice
Practice drill

Identify publishers with CTR below half the eligible network benchmark over a fixed 24-hour reporting window.

Date FunctionsJoinsdata anomalyOpenX
2
Behavioral & Leadership2 questions · ~16 min
Correcting a Critical Data AnomalyMedium

Tests ownership and analytical rigor in finding, fixing, and preventing a data anomaly with business impact.

Data WranglingProblem Solvingtechnical experienceOpenX
Explaining Analysis to Non-Technical StakeholdersEasy

Tests communication of complex data to non-technical stakeholders, including clarity, stakeholder management, and actionable storytelling.

Influence Without AuthorityStakeholder ManagementCommunicationOpenX

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