Java

What was your role in setting tasks and defining goals in your last project?

Junior — Middle

СБЕРЯндекс

How does the FetchType EAGER data loading strategy work in JPA?

Is it necessary for each developer to have a local copy of the database to run unit tests?

Junior — Middle

СБЕР

Have you ever been offered an interview in English?

Junior — Middle

СБЕР Тех

What is the reason that the Map interface in Java is not a descendant of the Collection interface?

Junior — Middle

МТС

Explain the working principle and purpose of the StringBuilder class in programming.

Code Review: find problems in the Order class code calculating delivery cost.

Senior

DNS

In what situations can a ClassCastException be thrown in an application?

What is the result of the .map(Object::toString) method when processing collection elements?

What is the role of the @Component annotation in Spring and in which cases is it used?

Junior — Middle

СБЕР

Tell us about the features of the Java language.

Why is a transaction not automatically created when using the @Transactional annotation on a private method?

Is it possible to save changes to the database immediately after modifying data in the ResultSet without additional operations?

Does HashMap ensure safe operation when used in a multithreaded environment?

Junior — Middle

Aston

What is the difference between checked and unchecked exceptions in Java?

What methods can you use to implement component configuration description in Spring Framework?

Junior — Middle

СБЕР

Is an array a data structure with a fixed or changing size?

What steps would you take to diagnose the causes of low database performance?

Junior — Middle

Т-Банк

What is the Spring Framework used for?

How is the address of the document to be accessed specified?