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Updated weekly · Last refresh Oct 17

Navy Federal Credit Union QA Automation Engineer Interview Questions

The questions to prepare for a Navy Federal Credit Union QA Automation Engineer interview. Questions from real interview reports rank first. Updated daily.

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1
Technical FundamentalsStart here. 6 questions · ~48 min
Explain Core OOP Concepts in TestsMedium

Tests understanding of OOP fundamentals and their application in test frameworks.

javatest frameworksNavy Federal Credit Union
Postman Variables UsageMedium

Tests ability to parameterize API tests using Postman.

postmanapi testingNavy Federal Credit Union
Git vs GitHub DifferencesEasy

Assesses understanding of version control tooling and workflow implications.

version controlgitNavy Federal Credit Union
Selenium Web Automation ExperienceMedium

Evaluates hands-on Selenium experience and test design patterns.

seleniumtesting toolsweb automationNavy Federal Credit Union
Java Collections in AutomationMedium

Evaluates practical use of Java Collections in test automation.

ProgrammingAutomationNavy Federal Credit Union
Maven Lifecycle OverviewMedium

Assesses knowledge of Maven build lifecycle and practical usage.

AutomationNavy Federal Credit Union
2
More topics2 questions · ~16 min
Difference Between WHERE and HAVING ClausesEasy

Explain the differences between WHERE and HAVING clauses in SQL and when to use each.

JoinsData WranglingAggregationsNavy Federal Credit Union
Managing Smoke and Regression SuitesMedium

Evaluates strategy for maintaining core and regression test suites.

smoke testingregression testingNavy Federal Credit Union

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
SQL for Operational PerformanceMedium
Practice
Practice drill

Use joins, conditional aggregation, and date filtering to measure Carvana location performance over the last 30 days.

Date FunctionsGroup ByAggregationsCarvanaGeorgetown UniversityPluralsight
SQL Window Functions Moving AverageMedium
Practice
Practice drill

Calculate a three-day moving average of active-client revenue using aggregation and SQL window functions.

Window FunctionsData AnalysissqlEEvalueserveSShyena Tech YarnsAATB Financial
Finding Duplicate Transactions in SQLMedium
Practice
Practice drill

Identify repeated member transaction records by business-key fields and return each duplicate combination with its occurrence count.

sql queryGroup BytransactionsNavy Federal Credit Union
The finish line: interview-readyComplete all 8 questions plus 3 hands-on drills to finish this plan.