C#

In what cases should the 'using' operator be used in C#?

What is the difference between the Include and ThenInclude methods in Entity Framework?

What is the difference between a list and an array?

What are delegates in C# and what are they used for?

How can a task be canceled in C#?

How does Entity Framework work?

What is the difference between a semaphore and a mutex?

What are the main properties and methods of the IEnumerable interface?

Provide an example of code execution that returns an object of the IQueryable interface.

How does the async/await mechanism work in C#?

What is the difference between asynchronous programming and multithreading?

What are IoC containers and what role do they play in C# development?

Is using an interface an example of implementing the dependency inversion principle?

What is the Liskov Substitution Principle?

Can you give examples of DI containers used in development?

How to use the join operator in Entity Framework?

What are idempotent methods in the context of web development?

What are the levels of transaction isolation in a DBMS?

What is a string in C#?

What are the approaches to core integration?