C#

What are the main difficulties encountered when working with databases and how do you solve them?

Is it possible to use async/await inside a lock? Why?

How does the index mechanism accelerate query execution in SQL databases?

Can you name the main data types used in C#?

Can you describe the key characteristics of RESTful API and how they differ from other ways of interacting with services?

Could you explain what a Mock is and in what cases it is used in testing?

Can you explain what is meant by invariants in the context of classes?

Explain the purpose and operation of a constructor when creating a new object in object-oriented programming

What methods and practices do you apply when working with data models in your projects?

How to wait for two asynchronous operations to complete? Is it possible to set a timeout for waiting?

Are there any preferences regarding processes, methodologies, task setting?

What is finally?

Explain what the ELK stack is and what it is used for.

Can you explain what is meant by improving the efficiency of SQL query execution?

Қиын жүйелердің архитектурасын жобалауда бұрын жұмыс істедіңіз бе?

What changes occur to an object when it is in the second stage of its lifecycle?

Do you have experience using custom exception classes in projects?

Explain what transactions are in a database management system and their main properties.

What are the advantages and disadvantages of using Reflection in programming?

How is your daily activity organized and how do you interact within the team at work?