Explain the concept of Mockito and how it is used in Java application testing.
219
Java
14621
265
Can you describe the main types of operations available in Java's Stream API?
219
How to hide a bin so that library clients do not see it?
Senior
218
Explain what Maven is and what it is used for in Java project management.
218
How do the standard data stream and the parallel processing stream differ in Java Stream API?
Junior — Middle
217
Does the finally block always have to execute at the end of a try block?
217
When using collections, in which cases is iteration faster: in ArrayList or in LinkedList?
Junior — Middle
215
How to implement a class in Java so that its state is immutable after creation?
Junior — Middle
214
214
What methods exist for preventing or resolving collisions in systems or algorithms?
Junior — Middle
214
Can you explain the purpose and main functions of Spring Boot Actuator?
214
If multiple different exception classes can be thrown in the code, how should the handling be structured?
Senior
214
What role does the volatile modifier play in the programming language and when is it used?
Junior — Middle
214
What protocols are used for data exchange in REST API?
Junior — Middle
213
Can you explain what Spring Boot is and how it simplifies Java application development?
Junior — Middle
213
What is the behavior of the program if an exception occurs in the finally block?
Junior — Middle
213
How many responsibilities does the Singleton pattern implement?
Junior — Middle
213
How can thread starvation be avoided?
Senior
212
Can you explain what is meant by a hierarchy of collections and how it is organized?
Junior — Middle
212
Explain what it means to create immutable classes and their advantages in development.
Junior — Middle
212