C#

In what cases is a comparison of reference data types performed?

How can a mechanism be implemented in which a background service updates data in the database?

Junior — Middle

Aston

What are your salary expectations?

Can you list different types of exchangers used in RabbitMQ?

Do you follow REST principles when creating API controllers?

What are the differences in using POST and PUT methods when sending HTTP requests?

Why override the GetHashCode and Equals methods in a .NET class?

Junior — Middle

OZON

What types of data binding exist in C# and in which cases should they be used?

A colleague's task has come to your Code Review What problems do you see in the code?

What are the main differences between abstract and concrete classes in object-oriented programming?

What is the role of the AddAuthentication method in the user authentication process?

Explain the working principle and purpose of the AddSingleton method in dependency injection context.

Explain what stored procedures are in database management systems and how they are used.

Tell about a specific situation from your practice that was particularly significant or instructive for you.

Can you show an example of using LINQ to perform queries on a collection?

Can you explain what the .NET platform is and what capabilities it offers for application development?

How do the concepts of asynchronous programming and multithreading differ in software development?

What thread synchronization tools have you used in your projects and how did you implement them?

Junior — Middle

Sector TreeСБЕР Тех

What database have you worked with and how did you interact with it?

Can you explain what a Mutex lock in C# is and how it is used for thread synchronization?