What are the differences between Apache Kafka, RabbitMQ, and ActiveMQ Artemis in terms of their architecture and use cases?
Junior — Middle
222
Java
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265
What diagnostic methods can be applied when working with a database?
Junior — Middle
218
Could you tell about the test environment configuration used in your last project?
Junior — Middle
218
In which cases is it recommended to use indexing to speed up query performance in a database?
217
Can you explain what the memory model in Java is and how it affects program execution?
Junior — Middle
217
Explain the N+1 problem that can occur when using Hibernate, and how to avoid it.
217
215
How can mutual deadlock (Deadlock) be detected in two threads?
Junior — Middle
215
How is the efficiency of key-based search in a HashMap data structure evaluated?
Junior — Middle
214
Who was responsible for developing database schemas in your project?
Junior — Middle
212
How can the execution time of methods annotated as @Service be determined?
Junior — Middle
212
Why do programmers create immutable classes and what problem does it solve?
Junior — Middle
212
What type of index would you use to implement full-text search in a database?
Junior — Middle
212
Do you have experience creating a project or system from scratch?
Junior — Middle
211
Could you list and describe the different scopes used for beans in Spring?
Junior — Middle
211
Can you list the main types of contracts related to keys in the implementation of HashMap?
Junior — Middle
210
What are the advantages and disadvantages of using UUIDs in identification systems?
Junior — Middle
210
Explain the concept of dependency injection in the context of SOLID principles.
Junior — Middle
210
What is the difference between two independent indexes, each on one field, and a single combined index containing these two fields?
Junior — Middle
209
How did you implement automation of build and deployment in your last project?
Junior — Middle
208