1. Blume Global 

    1. how do you debug on production environment JVM application if it stopped and you don't have logs.

    2. 12 factors of Microservice, or criteria for a project to be microservice,

    3. circuit breaker

    4. When the service will be called REST service, criteria

    5. difference between Spring MVC and Springboot application

    6. What is autowire annotation

    7. Difference in Multithreaded application and asynchronous application 

    8. Difference between Runnable and callable

    9. from thread dump how do figure out the cause from the running, blocking and waiting threads

    10. What is NIO

    11. Docker file contains what