Java

What obligations does the @Transactional annotation fulfill in the context of transaction management?

Have you heard about the new features of the latest versions of Java?

How to determine the percentage of unit tests covering the codebase?

Junior — Middle

СБЕР

What are the advantages and disadvantages of using the built-in Object class in your application?

What methods can be used to implement object creation in Spring or similar frameworks?

What is your opinion on reactive technologies and their advantages?

Can you explain what is meant by the Java EE platform and what it is used for?

How to distinguish an atomic operation from one that ensures data consistency in information storage systems?

What are the main advantages and disadvantages of using public fields in classes?

Does using FileOutputStream replace existing data in the file when writing?

What actions need to be performed to create servlets?

What are the main advantages and disadvantages of using Spring Data in projects?

Which version of the Spring framework was used in your project?

Junior — Middle

СБЕР Тех

How can metrics collection and tracking be configured in a Spring Boot application?

Junior — Middle

Aston

How do you identify the causes of an OutOfMemoryError in an application?

Junior — Middle

Т-Банк

What do you know about functional interfaces in Java 8 and above?

How can you extract the resource identifier from a URL inside a controller method?

How do you approach organizing testing to reduce the number of errors in a project?

What is the difference between map and flatMap methods in Java Stream API and what are their usage features?

Junior — Middle

IT OneТ-Банк

What are replication, partitioning, sharding — what are they?