C#

What is multithreading and what is the TPL (Task Parallel Library) in C#?

What is boxing and unboxing in C#?

How does middleware form and return a response?

What is a virtual method in C#?

How does an index optimize query execution?

What is boxing and unboxing in C#, and how can these processes be avoided?

What is CancellationToken in multithreading?

How to compare the contents of classes in C#?

What is a garbage collector in C#?

How to implement a one-to-one relationship in a database?

Where is the IQueryable interface used in C#?

How often do you use inheritance in your projects?

What is the difference between threads and tasks in C#?

How do generics work at a low level in C#?

What is Interlocked in C#?

What are synchronization primitives used for in C#?

What is tracking in Entity Framework?

What is the difference between reference types and value types in C#?

What is the purpose of the IDisposable interface in C#?

What is the difference between the methods FirstOrDefault and SingleOrDefault?