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Dentsu Global Services Interview Questions

The questions to prepare for Dentsu Global Services interviews, across all roles. Questions from real interview reports rank first. Updated daily.

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1
ExecutionStart here. 4 questions · ~34 min
Prioritize Work Under Tight DeadlinesEasy

Explain how you prioritize competing work under time pressure while making trade-offs and keeping stakeholders aligned.

Trade-offsRoadmappingScope ManagementDDentsu Global Services
Plan a Phased Operations RolloutMedium

Plan a phased rollout for a new operational initiative with clear stages, success criteria, and risk controls.

Launch Planningphased rolloutsProject ManagementDDentsu Global Services
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2
Metrics3 questions · ~26 min
Design an Operations KPI HierarchyMedium

Build a KPI hierarchy that links frontline operational signals to business outcomes and supports better decisions.

operational metricsperformance measurementkpi hierarchyDDentsu Global Services
Diagnose a Metric Drop After LaunchMedium

Investigate why a key KPI moved the wrong way after a product change and separate signal from noise.

Lagging IndicatorsLeading IndicatorsDiagnosisDDentsu Global Services
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3
Behavioral & Leadership12 questions · ~102 min
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4
More topics5 questions · ~43 min
SQL Window Functions Moving AverageMedium
Practice

Calculate a three-day moving average of active-client revenue using aggregation and SQL window functions.

Window FunctionsData AnalysissqlDDentsu Global Services
Common Pitfalls in Experiment ResultsHard

Identify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.

PeekingNovelty EffectSample Ratio MismatchDDentsu Global Services
Define Metrics for New FeaturesMedium

Define a success metric for a new feature that captures real user value, not just raw usage.

MetricsFeature Prioritizationuser valueDDentsu Global Services
Optimizing Large Analytical SQL QueriesHard

Explain how to diagnose and optimize a slow analytical query on a multi-terabyte event table using SQL-aware tuning strategies.

JoinsData WranglingCTEsDDentsu Global Services
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