Can you tell about the main concepts and theoretical foundations of Kafka?
Junior — Middle
217
Java
14621
265
How to optimize access performance to objects after their synchronization?
Middle — Middle+
216
Can you name the caching types used in Hibernate?
Junior — Middle
216
How does the order of columns in the composite index definition affect its efficiency and usage?
Junior — Middle
216
What does returning a result when checking if an object is equal to null imply?
Junior — Middle
216
Where in the application would you choose to store the database connection URL?
Junior — Middle
216
What is the purpose of the Event Sourcing pattern in system development?
Middle — Middle+
215
Is it possible to check multiple return value options of a method in a single test?
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
How can query performance be measured?
Junior — Middle
215
What type of data structure is typically used to implement cache memory?
Junior — Middle
215
What methods of configuring and setting up components in Spring Framework do you know?
215
In which class is the notifyAll method implemented for thread notification?
Junior — Middle
215
What tools or methods have you used for testing your software?
Junior — Middle
215
What data structure provides fast search of elements based on equality comparison, performed in constant time?
Junior — Middle
215
How can request tracking and processing be organized inside a service using Spring Boot?
Junior — Middle
214
Is it possible for two objects, considered not equal by equals, to have the same hashCode value?
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