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SANS Institute Interview Questions

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

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1
CodingStart here. 6 questions · ~53 min
Linked List ReversalEasy
Practice

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

RecursionLinked ListsArraysSANS Institute
Two Sum ProblemEasy
Practice

Find two indices in an array whose values add up to a target using a hash map.

Hash TablesArraysTwo PointersSANS Institute
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2
Execution16 questions · ~140 min
Describe a Challenging ProjectEasy

Share a challenging project, your role, the risks and trade-offs you managed, and the final outcome.

Trade-offsRoadmappingRisk AssessmentSANS Institute
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3
Metrics6 questions · ~53 min
Investigate User Engagement DeclineMedium

Investigate a 15% engagement decline by decomposing the metric, isolating root causes, and proposing actions.

RetentionDiagnosisEngagement MetricsSANS Institute
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4
Strategy10 questions · ~88 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 StrategySANS Institute
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5
Product Sense6 questions · ~53 min
Use User Feedback to Improve ProductMedium

Tell the story of using user feedback to identify the right product change and make the improvement.

User ResearchFeature PrioritizationUser NeedsSANS Institute
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6
Behavioral & Leadership4 questions · ~35 min
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7
More topics2 questions · ~18 min
Manage High-Traffic Database DesignHard

Tests database modeling, indexing, scaling, and reliability tradeoffs for production workloads.

InfrastructureData ModelingQualitySANS Institute
Difficult Client ExampleMedium

Tests client management skills and communication under pressure.

Conflict Resolutioncustomer managementSANS Institute
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