In .NET, Function Overloading and Function Overriding are both forms of Polymorphism, but they work very differently.

Authorization in ASP.NET Core is typically implemented in 4 common ways:

1. Role-Based Authorization

2. Policy-Based Authorization

3. Claims-Based Authorization

4. Custom Authorization Handler

Authentication and Authorization are two fundamental security concepts in ASP.NET Core and most modern applications.

In C#, Value Types and Reference Types define how data is stored and passed in memory.

In C#, the using keyword is used for three different purposes. This is a very common interview question.

The difference between .NET Framework and .NET Core is one of the most common .NET interview questions.

In C#, Abstract Class and Interface are both used for abstraction, but they serve different purposes.

UseWhen and MapWhen are conditional middleware branching methods in .NET Core.

Middleware in .NET Core is a piece of code that handles HTTP requests and responses in the application's request pipeline.

In .NET Core Middleware pipeline, Use, Run, and Map control how request flows through middleware.