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Quest Software Interview Questions

The questions to prepare for Quest Software interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

50questions
~7htotal time
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1
CodingStart here. 6 questions · ~51 min
Linked List ReversalEasy
Practice

Reverse a singly linked list in-place using iterative pointer manipulation.

RecursionLinked ListsArraysQuest Software
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2
Metrics6 questions · ~51 min
Using Metrics to Drive DecisionsEasy

Explain how you used a KPI and supporting metrics to diagnose a product issue and make a concrete product decision.

Funnel AnalysisKPIsLeading IndicatorsQuest Software
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3
Execution6 questions · ~51 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 ManagementQuest Software
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4
Strategy6 questions · ~51 min
Staying Current on Industry TrendsEasy

A practical approach for tracking industry trends, competitor moves, and market changes in a way that informs strategy decisions.

EstimationCompetitive AnalysisGrowth StrategyQuest Software
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5
Product Sense6 questions · ~51 min
Assess Feedback for Product ImprovementsEasy

Framework for evaluating customer feedback and turning it into prioritized product improvements.

User ResearchUser NeedsPain PointsQuest Software
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6
Pipelines6 questions · ~51 min
Production Pipeline Quality MonitoringMedium

Approach for adding data quality checks, observability, and production monitoring to a data pipeline.

Data QualitymonitoringobservabilityQuest Software
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7
More topics14 questions · ~118 min
Optimizing Database Query PerformanceMedium

Tests SQL performance tuning skills and ability to reason about query execution.

Joinsquery optimizationAggregationsQuest Software
SOLID and Fan-In Fan-OutMedium

Evaluates your system design thinking and ability to apply design patterns in cloud architectures.

solid principlesQuest Software
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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Monthly Sales Trends by CategoryMedium
Practice
Practice drill

Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.

InfrastructureToolsData WranglingTotal Wine & MoreInc.Benjamin Moore
Daily Session Funnel Conversion RatesHard
Practice
Practice drill

Calculate daily session-level funnel conversion rates using CTEs, CASE WHEN, and date functions.

User NeedsData WranglingAggregations
Identify Funnel Bottlenecks in OnboardingHard
Practice
Practice drill

Use joins, CTEs, and aggregations to find the weakest step in an onboarding funnel and estimate lost conversions.

Funnel AnalysissqlDiagnosisAtlassianRevolut
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