How can a class be implemented so that its state is immutable after creation?
Junior — Middle
427
Java
14621
265
Can you explain the principle of Stream API and how it helps process data in Java?
Junior — Middle
377
What tools or approaches do you plan to use to test the functionality of a new microservice?
Junior — Middle
354
339
Describe the approach you used to implement user verification in your last project.
Junior — Middle
330
Can you explain the concept of a slicing point in Spring AOP and how it is used to define aspects?
Junior — Middle
322
What information does a non-clustered index contain in a database?
Junior — Middle
311
What is the average-case time complexity of searching for an element in a HashMap?
Junior — Middle
297
What data structure is used to implement a dynamic array similar to ArrayList?
Junior — Middle
295
What automatic memory management methods do you know and can you describe their working principles?
Junior — Middle
291
Could you explain what is meant by 'isolation' in the context of databases or system architecture?
Junior — Middle
290
Can you explain what Java Database Connectivity (JDBC) is?
Junior — Middle
288
How can you create and use functional interfaces in Java?
Junior — Middle
288
Have you used virtual tables in your SQL queries?
Junior — Middle
287
What methods of error handling and exceptional situations are you familiar with?
Junior — Middle
283
Can you describe the features of exception handling in Kotlin?
Junior — Middle
279
Have you applied the principle of dividing a project into modules when using Maven?
Junior — Middle
277
Can you list the types of classes that exist in Kotlin?
Junior — Middle
275
How can a pessimistic locking mechanism be implemented to ensure data integrity in a multithreaded environment?
273
What is the role of the garbage collector in memory management in automated systems?
Junior — Middle
273