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Commvault QA Engineer Interview Questions

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

50questions
~8htotal time
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1
CodingStart here. 21 questions · ~193 min
Prioritizing Bugs by SeverityEasy
Practice

Sort Commvault Command Center defects by severity, impact, and creation time using a multi-key ordering.

Hash TablesArraysGreedyCommvault
Prioritize Bugs by PriorityEasy
Practice

Sort Commvault backup bugs by severity-frequency priority using a stable, deterministic ordering.

ArraysSortingGreedyCommvault
Comparing Expected vs ActualEasy
Practice

Compare expected and actual Commvault workflow steps using hash maps, then return missing, unexpected, and changed behaviors as bugs.

Hash TablesArraysStringsCommvault
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2
Execution7 questions · ~64 min
Test a Software Recovery SystemMedium

Assesses your ability to plan and execute QA for recovery behavior in software systems.

Commvault
Scenario-Based Test CasesMedium

Evaluates your ability to translate technical knowledge into effective test case design for a scenario.

NetworkingCommvault
Find Bugs on a WebsiteMedium

Evaluates your systematic website testing strategy and defect discovery skills.

web testingCommvault
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3
Behavioral & Leadership20 questions · ~184 min
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4
More topics2 questions · ~18 min
Explaining Your SQL ApproachEasy

Evaluates your ability to apply SQL concepts relevant to QA and data validation.

JoinsGroup ByAggregationsCommvault
Basics of SQL for QAEasy

Tests your SQL fundamentals needed to validate data and troubleshoot QA issues.

JoinsGroup ByAggregationsCommvault
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
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
Compare Chime Channel Conversion RatesMedium
Practice
Practice drill

Use joins, a CTE, and conditional aggregation to compare Chime signup-to-funded conversion rates by acquisition channel.

JoinsGroup ByCase WhenHelloFreshRipplingMotive
Compare Channel Retention by CohortHard
Practice
Practice drill

Calculate day-30 retention by acquisition channel using joins, CTEs, date filtering, and channel-level aggregation.

Date FunctionsJoinsGroup ByRipplingInstacartpayactiv
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.