.net Interview Questions And Answers For 5 Years Experience -

for legacy-to-modern migration questions. Let me know which area you'd like to focus on first . .NET Interview Questions and Answers (With Code Examples)

"How do you ensure your code is maintainable as the team grows?" The Answer: Alex pointed to SOLID principles , specifically focusing on the Dependency Inversion Principle . He explained how Dependency Injection (DI) in ASP.NET Core allows for better unit testing by swapping real services with mocks. He also discussed Middleware in the request pipeline for cross-cutting concerns like global exception handling and authentication. The Scenario Challenge: Real-World Troubleshooting .net Interview Questions And Answers For 5 Years Experience

With five years of experience, you aren't just expected to write code; you're expected to design systems. for legacy-to-modern migration questions

"We have a high-traffic microservice. How would you handle memory management and prevent performance bottlenecks?" The Answer: Alex didn't just mention Garbage Collection (GC) . He explained the three generations of GC (0, 1, and 2) and how frequent "Generation 2" collections can cause "stop-the-world" pauses. He suggested using Span and Memory to reduce heap allocations and talked about the benefits of IHttpClientFactory over manually creating HttpClient to prevent socket exhaustion. The Design Challenge: Architecture & Patterns He explained how Dependency Injection (DI) in ASP

Be ready for advanced topics like boxing/unboxing , asynchronous programming ( async/await ), and the difference between managed and unmanaged code .