Java

What is the difference between a standard interface and a functional interface in programming?

What is meant by the process of selecting and calling a method during program execution?

Junior — Middle

Bell Integrator

How is the access time to the last element in an ArrayList determined?

What does the break operator do and in what cases is it used in programming?

Is the related record automatically deleted from the child table when the related key is deleted from the parent table?

Junior — Middle

Т-Банк

Can you give an example of the idea of dependency inversion in software design?

Junior — Middle

ОТП Банк

What is the role of the ResultSet object in working with databases using JDBC?

Which classes allow converting byte streams to character streams and vice versa?

How do you implement the mechanism for obtaining a statement for a user: synchronously or asynchronously?

What level of difficulty did your SQL queries have in your previous project?

What technologies and tools were used in your last project?

Tell us about your experience with distributed transactions and their implementation.

How does Kafka guarantee the security and integrity of transmitted data?

How to perform native SQL queries within Hibernate?.

Junior — Middle

IT One

What is the Lombok library?

Can you name different implementations of the ExecutorService interface that you know?

What is the level of test coverage in your project in percentage?

What design patterns do you use in your work?

What is Scope in the context of beans and what types of Scope exist?

What is the time complexity of searching for an element in an ArrayList?