Java

How is a many-to-many relationship implemented in relational database management systems?

Explain what is meant by pessimistic locking in the context of data access management.

Junior — Middle

Передовые Платежные РешенияТ-Банк

What are the main differences between using Spring Data JPA and Spring Data JDBC when working with databases?.

Can you explain what the API Criteria is in the context of working with databases?

What is the main function of the AtomicInteger class in Java?

What is the asymptotic complexity of binary search when used for searching in linked lists?

Can you recommend popular attractions and interesting places in Irkutsk?

What is your experience with using Reflection API in projects

How are the equals and hashCode methods related in Java, and why is it important to implement them correctly together?

Junior — Middle

Альфа-БанкВи6 СервисесМВидео+11

Can you explain the concept of algorithm efficiency evaluation in terms of their growth in execution time as input data increases?

What is the difference between a semaphore and a monitor in the context of thread synchronization mechanisms?

How often do you encounter objections, and how do you usually resolve them?

How do you react and what do you do if colleagues express criticism about your technical solution?

Can you explain what the first-level cache in EntityManager is and how it works?

How is the time complexity of searching for an element by index in an ArrayList determined?

What is the worst-case time complexity of the binary search algorithm?

What is the difference between using the 'volatile' keyword for atomic operations and synchronized blocks in Java?

Can you explain the principle of pessimistic locking and its features?

Can you explain what Java Persistence API is and how it is used to interact with a database?

Junior — Middle

СБЕРeRaga InfosystemAston+4

Explain the mechanism of converting Java objects to byte streams and back.