Domanda di colloquio di Luxoft

Questions about Java, Spring, Hibernate, Microservices, etc. - Solid principles - Explain the Throwable hierarchy - How do you customize unchecked exceptions? - Multhithreading Questions, ex. what is volatile keyword used for? What is deadlock? When does it happen? - OOP Questions - Hibernate Questions about caching techniques - Difference between ArrayList and LinkedList - AOP - Difference between Unit and Integration Testing - Coding Question Return max occurring character in an input string. Explain the solution, also time and space complexity.