Top 13
Prep plan
Updated weekly · Last refresh Oct 17
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Adecco Italia QA Engineer Interview Questions

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

13questions
~2htotal time
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1
CodingStart here. 6 questions · ~50 min
Searching in a Binary Search TreeEasy

Explain how BST search works by comparing the target at each node and analyze best, average, and worst-case time complexity.

time complexitySearchingTreesAAdecco Italia
Constructors and OverloadingHard

Evaluates your understanding of core OOP concepts relevant to writing and testing maintainable code.

Data StructuresoopAAdecco Italia
Graphs vs Tables EfficiencyMedium

Tests your understanding of when to choose the right data structure based on problem characteristics.

Data StructuresefficiencyAAdecco Italia
Hash Map vs Tree Map PerformanceMedium

Tests your knowledge of performance tradeoffs for common data structures and operations.

performanceAAdecco Italia
Detect Cycle in Linked ListMedium

Tests knowledge of cycle detection algorithms and pointer manipulation correctness.

Linked ListsTwo PointersAAdecco Italia
Queue Using Two StacksMedium

Tests your ability to translate a data structure problem into a correct, efficient implementation.

QueueData StructuresAAdecco Italia
2
Behavioral & Leadership6 questions · ~50 min
Defect Disagreement With DeveloperMedium

Tests conflict resolution and influence without authority when a QA engineer must defend or revise a defect using evidence and ownership.

Conflict ResolutionStakeholder ManagementCommunicationAAdecco Italia
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3
More topics1 question · ~8 min
The finish line: interview-readyComplete all 13 questions to finish this plan.