27 questions for “Testing ASP.NET Core Applications”

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Information Technology

27 questions in 2 technologies

#	Question	Technology	Topic	Level
1	What is dependency injection, and how does ASP.NET Core's built-in DI container support it out of the box? ASP.NET Core › Dependency Injection	ASP.NET Core	Dependency Injection	Beginner
2	How do you add XML output formatting support to an ASP.NET Core API alongside the default JSON formatter? ASP.NET Core › Content Negotiation & Output Formatters	ASP.NET Core	Content Negotiation & Output Formatters	Intermediate
3	How would you debug why a specific request isn't matching the route you expect it to, using ASP.NET Core's routing diagnostics? ASP.NET Core › Endpoint Metadata, Route Constraints & Templates	ASP.NET Core	Endpoint Metadata, Route Constraints & Templates	Advanced
4	How would you implement automated testing that verifies deprecated API versions still function correctly while newer versions are actively developed? ASP.NET Core › API Versioning	ASP.NET Core	API Versioning	Advanced
5	How do you unit test that a specific API version's controller action behaves correctly, given the version-based routing? ASP.NET Core › API Versioning	ASP.NET Core	API Versioning	Intermediate
6	How do you use IHostEnvironment/IWebHostEnvironment to conditionally configure services based on the current environment? ASP.NET Core › Configuration & Options Pattern	ASP.NET Core	Configuration & Options Pattern	Intermediate
7	How do you test that an API correctly returns different formats based on the Accept header using integration tests? ASP.NET Core › Content Negotiation & Output Formatters	ASP.NET Core	Content Negotiation & Output Formatters	Intermediate
8	What is the difference between constructor injection and using IServiceProvider directly to resolve dependencies imperatively (service location)? ASP.NET Core › Dependency Injection	ASP.NET Core	Dependency Injection	Intermediate
9	How would you unit test a custom action filter's logic in isolation, without needing a full HTTP request pipeline? ASP.NET Core › Filters	ASP.NET Core	Filters	Intermediate
10	How would you write an integration test verifying that your health check endpoint correctly reports Unhealthy when a dependency is down? ASP.NET Core › Health Checks	ASP.NET Core	Health Checks	Intermediate

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