| 1 | Why is it important to validate a server's TLS certificate when making outbound HttpClient calls to external services, and what's the risk of disabling certificate validation? ASP.NET Core › HTTPS, Certificates & Transport Security | ASP.NET Core | HTTPS, Certificates & Transport Security | Intermediate |
| 2 | How would you configure HttpClient with custom timeouts, a proxy, and connection pooling behavior, and what's the difference between a connection timeout and a request/response timeout? Java › Java Networking & HTTP Client | Java | Java Networking & HTTP Client | Intermediate |
| 3 | How would you implement retry logic with exponential backoff for HTTP requests made via HttpClient, given the client doesn't provide built-in retry support natively? Java › Java Networking & HTTP Client | Java | Java Networking & HTTP Client | Advanced |
| 4 | What is the modern java.net.http.HttpClient (introduced in Java 11), and how does it improve on the older HttpURLConnection for making HTTP requests? Java › Java Networking & HTTP Client | Java | Java Networking & HTTP Client | Beginner |
| 5 | How do you make a basic GET request to a server using Angular's HttpClient? Angular › HTTP Client & Interceptors | Angular | HTTP Client & Interceptors | Beginner |
| 6 | How do you send data to a server using a POST request with Angular's HttpClient? Angular › HTTP Client & Interceptors | Angular | HTTP Client & Interceptors | Beginner |
| 7 | How do you register and use HttpClient with IHttpClientFactory in MAUI? .NET MAUI › Dependency Injection & Services | .NET MAUI | Dependency Injection & Services | Intermediate |
| 8 | How do you register and use HttpClient with IHttpClientFactory in MAUI? .NET MAUI › Dependency Injection & Services | .NET MAUI | Dependency Injection & Services | Intermediate |
| 9 | How do you call an existing ASP.NET Core minimal API or controller endpoint from a Blazor WebAssembly component using HttpClient? ASP.NET Core › Blazor Integration with ASP.NET Core | ASP.NET Core | Blazor Integration with ASP.NET Core | Intermediate |
| 10 | How would you make an asynchronous, non-blocking HTTP request using HttpClient's sendAsync() method, and how does the returned CompletableFuture integrate with the rest of an asynchronous pipeline? Java › Java Networking & HTTP Client | Java | Java Networking & HTTP Client | Intermediate |