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Updated weekly · Last refresh Aug 30

Persistent Systems QA Engineer Interview Questions

The questions to prepare for a Persistent Systems QA Engineer interview. Questions from real interview reports rank first. Updated weekly.

50questions
~7htotal time
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1
SQL & Data ManipulationStart here. 6 questions + 1 drill · ~61 min
Finding Duplicate RecordsEasy
Practice

Find duplicate customer emails using GROUP BY and HAVING in PostgreSQL.

Group ByHavingAggregationsPersistent Systems
Compare Two Tables in SQLMedium
Practice

Compare Persistent QA pipeline records across tables and report missing or mismatched test data using a full outer join.

JoinsData WranglingAggregationsPersistent Systems
Second Highest Without AggregatesMedium
Practice
Recently asked
Practice drill

Find the second highest salary in each department without using aggregate functions.

SubqueriesRankingSelf-JoinsMicron Memory Malaysia Sdn BhdInformaticaExusia
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2
Execution20 questions · ~170 min
Balancing Delivery Speed and QualityMedium
Recently asked

Explain how you handled a real speed-versus-quality conflict, including trade-offs, stakeholder alignment, and execution.

Trade-offsRisk AssessmentScope ManagementPersistent Systems
Decide What to AutomateEasy
Recently asked

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

Trade-offsRisk AssessmentScope ManagementPersistent Systems
Prioritize Work Under Tight DeadlinesEasy
Recently asked

Explain how you prioritize competing work under time pressure while making trade-offs and keeping stakeholders aligned.

Trade-offsRoadmappingScope ManagementPersistent Systems
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3
Coding19 questions · ~162 min
Jenkins and Maven WorkflowMedium

Evaluates your understanding of build pipelines and how they support test automation.

DevOpsPersistent Systems
Java Collections ConceptsMedium

Tests your understanding of Java collections and when to use specific data structures.

javacollectionsPersistent Systems
Automation Testing Technical QuestionsMedium

Assesses your technical depth in automation testing concepts and practices.

TestingAutomationPersistent Systems
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4
Behavioral & Leadership5 questions · ~43 min
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The finish line: interview-readyComplete all 50 questions plus 1 hands-on drill to finish this plan.