Top 26
Prep plan
Updated weekly · Last refresh Oct 17

DEX QA Engineer Interview Questions

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

26questions
~4htotal time
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1
CodingStart here. 8 questions · ~72 min
Time Complexity of Sorting AlgorithmsEasy

Compare common sorting algorithms by best, average, and worst-case time complexity and explain when each is appropriate.

MathArraysSortingDEX
Capacitors and InductorsEasy

Assesses baseline understanding of passive components used in DEX electronics testing.

DEX
Solve a Circuit Analysis ProblemMedium

Tests your ability to analyze circuits and compute electrical outputs for QA validation work.

DEX
Digital Gates and Truth TablesMedium

Evaluates your understanding of digital logic and how you derive outputs from boolean expressions.

circuit designexperiencetechnical knowledgeDEX
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2
Behavioral & Leadership15 questions · ~134 min
Prioritizing Critical QA CoverageEasy

Tests prioritization under pressure in QA, including risk-based decision making, ownership, and stakeholder communication.

preparationSortingAlgorithmsDEX
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3
More topics3 questions · ~27 min
Electronics Basics Placement TestMedium

Assesses readiness and depth in core analog and digital electronics fundamentals used in DEX testing.

DEX
Troubleshoot Hardware in a LabMedium

Tests hands-on diagnostic approach, measurement reasoning, and safe, systematic troubleshooting.

CommunicationOwnershipDealing With AmbiguityDEX
Significance of Regression TestingEasy

Tests understanding of regression testing value and how it prevents recurring defects.

CommunicationOwnershipDEX

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