• How do you test the resilience of a .NET Core application to network failures or other infrastructure issues ?

  • You need to implement performance testing for a serverless .NET Core application. What specific challenges do you anticipate and how would you address them?

  • How do you handle testing in a distributed environment with multiple services and databases?

  • Describe your experience with chaos engineering and how it can be applied to .NET Core applications.

  • How do you approach testing a.NET Core applicationthat usesmessage queues?

  • How would you implement contract testing for a .NET Core microservice ?

  • Explain the concept of mutation testing and how it can improve the quality of your tests .

  • You discover acritical bug in productionthat was missed during testing. How would youanalyze the situationandimprove your testing processto prevent similar issues in the future?

  • How do you handle testing for different browsers and devices when building a web application with .NET Core ?

  • How would you design load testing for a critical API endpoint and what metrics would you monitor? Mid-Level/Senior

  • How would you approachtesting a .NET Core microservice architecture?

  • How would youtesta.NET Core applicationdeployed in acontainerized environment?

  • Your team is struggling with slow and flaky tests. What steps would you take to improve the situation ?

  • How do you ensure that your tests arereliableandmaintainablein the long run?

  • You suspect aperformance bottleneckin your.NET Core API. How would youidentify and address itusingtesting tools?

  • You have a complex business logic method with multiple dependencies. How would you approach testing this method effectively? Mid Level

  • How do you integrate testing into yourCI/CD pipeline?

  • Describe your experience withUI testingfor.NET Coreapplications.

  • How do you manage test data for different environments?

  • Explain the concept oftest-driven development (TDD)and how you apply it in practice.

  • How do you test a .NET Core application that interacts with external services?

  • How do you approach testing asynchronous code in .NET Core ?

  • What are some commonsecurity vulnerabilitiesin.NET Coreapplications and how can youtest for them?

  • How do you incorporate security testing into your development workflow?

  • Have you used any property-based testing libraries in .NET Core ?