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Updated weekly · Last refresh Oct 17

Cohesity QA Engineer Interview Questions

The questions to prepare for a Cohesity QA Engineer interview. Questions from real interview reports rank first. Updated daily.

36questions
~5htotal time
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1
CodingStart here. 7 questions · ~63 min
Detect Cycle in Linked ListEasy
Practice

Use Floyd’s two-pointer algorithm to determine whether a singly linked list contains a cycle.

Hash TablesLinked ListsTwo PointersCohesity
Implement Binary Search AlgorithmEasy
Practice

Write a binary search function to find a target value in a sorted array.

SearchingCohesity
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2
Execution6 questions · ~54 min
Prioritize Testing Under Severe ConstraintsMedium

Explain how you would prioritize testing when full coverage is impossible and release pressure forces explicit trade-offs.

Trade-offsRisk AssessmentScope ManagementCohesity
Decide What to AutomateEasy

Explain how you decide which tests to automate versus keep manual, balancing risk, cost, and long-term maintenance.

Trade-offsRisk AssessmentScope ManagementCohesity
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3
Security & Infrastructure8 questions · ~72 min
Test a Distributed File SystemHard

Tests your ability to design tests for distributed behavior, consistency, and failure modes.

InfrastructureQualityCohesity
Understanding Distributed SystemsMedium

Tests your conceptual grasp of distributed system behavior and common QA implications.

InfrastructureDependenciesCohesity
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4
Behavioral & Leadership13 questions · ~116 min
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5
More topics2 questions · ~18 min
White, Black, and Gray BoxEasy

Tests your foundational knowledge of testing approaches and their appropriate use.

CommunicationOwnershipCohesity
Testing Methodologies and TradeoffsMedium

Tests your knowledge of test types and your judgment on when to apply them.

CommunicationOwnershipCohesity
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