How to correctly implement the hashCode and equals methods in a class?
Junior — Middle
299
Java
14621
265
Explain the purpose and features of using the volatile keyword in programming.
277
Can you explain what is meant by an atomic data type?
Junior — Middle
252
Do you have practical experience working with the Kafka messaging system?
244
How can you iterate over all keys and values in a Map object?
Junior — Middle
230
Can you describe the main types of operations available in Java's Stream API?
Junior — Middle
219
What are the access levels in Java and how are they used?
Junior — Middle
216
What team composition have you worked with in your last role?
Junior — Middle
214
Can you list the types of associations implemented in Hibernate?
Junior — Middle
210
What is the purpose and use of the final keyword in programming?
Junior — Middle
209
Can you explain the role of the DispatcherServlet component in Spring MVC and its main functions?
Junior — Middle
204
Explain what an HTTP Response is and how it is used in web communications.
Junior — Middle
196
Can you name different approaches to implementing the Map interface in Java?
Junior — Middle
196
Can you explain the purpose of the @Data annotation from Lombok and how it simplifies class development in Java?
Junior — Middle
191
How can a many-to-many relationship be implemented in a database or ORM?
Junior — Middle
185
What methods are used to implement dependency injection in applications?
Junior — Middle
185
Describe your last work experience and the main tasks you performed at your previous job.
Junior — Middle
183
Can you explain what a configuration file in Kubernetes is and what it is used for?
Junior — Middle
180
Explain the principle of the @Transactional annotation and its role in managing database transactions.
Junior — Middle
180
Can you explain the concept of the Optional class in Java and its purpose?
Junior — Middle
173