.NET Core Interview Questions for Developers

🔥 Top .NET Core Interview Questions for .NET Developers 👨💻👩💻 Preparing for .NET Core interviews? These frequently asked questions will help you crack your next tech round confidently! 💥 📌 .NET Core Basics ▪️ What is .NET Core? ▪️ Difference between .NET Core, .NET Framework, and .NET 5/6/7/8? ▪️ What is the CLR and CoreCLR? ▪️ What is the CTS and CLS? ▪️ Explain managed vs unmanaged code. ▪️ What is the difference between SDK and Runtime in .NET Core? ▪️ What is Kestrel? ▪️ What are the advantages of .NET Core? ▪️ Explain the cross-platform capability of .NET Core. ▪️ How does garbage collection work in .NET Core? ⚙️ Dependency Injection ▪️ What is Dependency Injection? ▪️ How is DI implemented in .NET Core? ▪️ AddTransient vs AddScoped vs AddSingleton ▪️ How to inject services into controllers? ▪️ How to inject configuration and options? 🖇️ ASP.NET Core Architecture ▪️ What is middleware in ASP.NET Core? ▪️ Explain the request processing pipeline. ▪️ What is the Startup class? ▪️ What is the Program.cs file responsible for? ▪️ How to add custom middleware? ▪️ How does routing work in ASP.NET Core? 🔐 Authentication & Authorization ▪️ How is authentication handled in ASP.NET Core? ▪️ What is Identity in ASP.NET Core? ▪️ Difference between authentication and authorization. ▪️ What is policy-based authorization? ▪️ How to implement JWT authentication? 🗂️ Configuration & Logging ▪️ How is configuration managed in .NET Core? ▪️ What are the different configuration providers available? ▪️ How to use appsettings.json and environment-based configurations? ▪️ How does logging work in .NET Core? ▪️ What are built-in logging providers? 🗃️ Entity Framework Core ▪️ What is EF Core? ▪️ Difference between EF and EF Core. ▪️ How to configure DbContext in .NET Core? ▪️ What is Code-First vs Database-First in EF Core? ▪️ How to perform migrations in EF Core? 📡 API Development ▪️ How to create a Web API in ASP.NET Core? ▪️ What is [ApiController] attribute? ▪️ How to enable CORS in ASP.NET Core? ▪️ How to implement API versioning? ▪️ What is Swagger and how to integrate it? 🔄 Asynchronous Programming ▪️ What is async/await in C#? ▪️ Benefits of asynchronous programming in .NET Core? ▪️ Explain Task vs Thread. ▪️ How to handle exceptions in async methods? 🧪 Testing & Debugging ▪️ How to write unit tests in .NET Core? ▪️ What is xUnit? ▪️ How to mock dependencies during testing? ▪️ How to debug a .NET Core application? ▪️ How to use dependency injection in unit testing? 🔖 Follow me for more tech content on .NET | C# | Web API | Azure | SQL | Clean Architecture 💬 Comment “🚀” if you want detailed answers for these questions! #dotnet #aspnetcore #dotnetcore #csharp #softwaredevelopment #backenddeveloper #fullstackdeveloper #webdevelopment #entityframeworkcore #apidevelopment #azure #sqlserver #techinterview #codinginterview #developers #programming #interviewquestions