Java

What is a container in Java?

How do you use dependency injection in your work?

Which component is responsible for establishing connection and registration between Kafka brokers?

Middle — Middle+

Иннотех

What is the need for providing different implementations of the same interface?

What is the difference between Spring and Spring Boot?

Explain the concept of lazy loading in Hibernate and how it affects data handling.

In what situations is the GROUP BY operator used without the HAVING condition?

Junior — Middle

СБЕР

How can SQL injection be prevented in databases?

Explain what is meant by a string in programming.

What is the significance of the final modifier for declared classes and interfaces in Java?

What difficulties have you encountered when using Hibernate in projects?

Can you list the main groups of design patterns by the GoF class?

Could you tell about the test environment configuration used in your last project?

Junior — Middle

Иннотех

Does a static class have a constructor?

Who was responsible for the maintenance and support of the distributed data storage system?

Junior — Middle

ОТП Банк

Have you used the EXPLAIN command in your SQL queries to analyze their execution?

How can a Java application be run on different operating systems?

In what cases is the concept of type erasure used in programming?

Which approach to using Stream API do you consider most effective in your projects?

Have you worked with Java 21 and microservices?