Java

Is Stack a long-term data storage?

What symbol is used as a separator when specifying a path in a file system?

How is the labor intensity of inserting an element into the center of an ArrayList evaluated?

What is the purpose of the @Bean annotation when declaring methods in Spring configuration classes?

Junior — Middle

СБЕР Корпус

In which cases is it advisable to use dependency injection through the constructor?

What is a 'namespace' in XML?

Can you list the main states of objects in Hibernate and explain their essence?

What is the purpose of the Master-Slave architectural model and in what cases is it used?

Explain the working principle of read-write lock mechanisms.

Provide examples where you used checked exceptions in your code.

Explain what JDBC is and how it is used in Java to interact with databases.

Will a new transaction be initiated when calling method b inside method a annotated with @Transactional?

Junior — Middle

СБЕР

Can you explain the concept of a service within Spring and how it is used inside an application?

How can the name of an object be determined in your code?

What is the reason for the existence of the Map data structure within the Collection collection in the Java Collection Framework?

Why was HashMap developed?

What are the advantages of using the reduce method compared to a regular loop when processing data?

What is meant by the concept of context within the Spring Framework?

What happens inside an ArrayList when inserting an element in its middle?

What is the difference between clustered and non-clustered indexes in databases?

Junior — Middle

Aston