Top 21
Prep plan
Updated weekly · Last refresh Aug 30

Not Sure QA Engineer Interview Questions

The questions to prepare for a Not Sure QA Engineer interview. Questions from real interview reports rank first. Updated weekly.

21questions
~3htotal time
Track your progressSign up free to work through all 21 questions and resume where you left off.
Start practicing free →
1
CodingStart here. 3 questions · ~26 min
Palindrome Function ImplementationEasy
Practice

Determine whether a string reads the same forward and backward using a two-pointer scan.

RecursionStringsTwo PointersNot Sure
Java Test Case Management SystemMedium

Tests your ability to translate requirements into a working Java design and implementation.

Hash TablesStringsSortingNot Sure
More Coding questions with a free account
2
Execution5 questions · ~44 min
Handling a Critical Production BugEasy

Describe how you handled discovery, escalation, triage, and containment of a critical bug under release pressure.

Trade-offsSuccess CriteriaRisk AssessmentNot Sure
Fixing Recurring Test IssuesMedium

Tests your problem-solving and continuous improvement mindset in QA workflows.

Success CriteriaRisk AssessmentScope ManagementNot Sure
Web Test Automation FrameworkHard

Tests your ability to architect maintainable, scalable automation frameworks and test structure.

Trade-offsRoadmappingScope ManagementNot Sure
More Execution questions with a free account

Sign up to see every question

Create a free account to unlock this list and practice real interview questions.

Get my prep plan
3
SQL & Data Manipulation4 questions + 3 drills · ~65 min
Database Integrity StrategyMedium

Tests your understanding of data integrity validation and coverage for CRUD operations.

JoinsData WranglingAggregationsNot Sure
Database Testing ExperienceMedium

Tests your ability to validate data correctness and reliability using database-focused QA techniques.

JoinsData WranglingNot Sure
API Testing ApproachMedium

Tests your API testing methodology, including assertions for requests, responses, and failure modes.

JoinsData WranglingNot Sure
Top Customers by Net SalesMedium
Practice
Practice drill

Compute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.

SubqueriesJoinsData WranglingGain DigitalTCSZest AI
Monthly Campaign Performance SummaryEasy
Practice
Practice drill

Aggregate January 2024 campaign data by channel using GROUP BY, filtering, and ordering by total clicks.

JoinsData WranglingAggregationsDNVEversanaDiscord
Employees Per Department QueryEasy
Practice
Practice drill

Use a LEFT JOIN and GROUP BY to count employees in every Auto-Owners Insurance department, including departments with zero employees.

JoinsData WranglingAggregationsAuto-Owners InsuranceSynchrony Financial
More SQL & Data Manipulation questions with a free account
4
Behavioral & Leadership9 questions · ~79 min
More Behavioral & Leadership questions with a free account
The finish line: interview-readyComplete all 21 questions plus 3 hands-on drills to finish this plan.