Can you explain the structure and main properties of red-black trees?
Junior — Middle
216
Java
14621
265
How can request tracking and processing be organized inside a service using Spring Boot?
Junior — Middle
216
How does the order of columns in the composite index definition affect its efficiency and usage?
Junior — Middle
216
How is CPU core usage limited?
Middle — Middle+
215
What tools or methods have you used for testing your software?
Junior — Middle
215
In which class is the notifyAll method implemented for thread notification?
Junior — Middle
215
How can query performance be measured?
Junior — Middle
215
Which version of Java do you prefer to use when developing a new microservice?
Junior — Middle
215
Have you discussed configuring caching mechanisms in Hibernate to improve database efficiency?
Junior — Middle
215
Do you have an account on the LeetCode platform?
Junior — Middle
215
What is the main purpose and application of the ExecutorService interface in Java?
Junior — Middle
214
How can the number of processors or cores in a system be reduced?
Junior — Middle
214
Can you explain what the acks setting in Kafka means and how it affects message delivery?
Junior — Middle
214
Explain the functioning principle of the AtomicInteger class in Java and how it ensures thread safety.
Junior — Middle
214
What is the difference between null in database management systems and in the Java programming language?
Junior — Middle
214
Explain the concept of aspect-oriented programming within the Spring framework.
Junior — Middle
214
Can you explain the concept of Monolith First and why it is important when choosing an architectural approach?
Junior — Middle
214
Can you explain what DDL means in the context of SQL and what it is used for?
Junior — Middle
213
Is it possible to test a specific part of a method when writing a unit test?
Junior — Middle
213
Can you explain the differences between Mock and Spy in Mockito and when to use them?
Junior — Middle
213