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Senior Java Developer Interview Questions

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5,537 senior java developer interview questions shared by candidates

Tell me about your self, 1. can we make interface final 2. spring boot internal configuration 3. class loader 4. hashmap internal implementation 5. object class methods 6. get and load method difference in hibernate 7. final keyword 8. super keyword 9. abstract method and interface and abstract class real time scenario 10. jvm way of working 11. @accept annotation 12. real time hashmap scenario 13. hashmap bucket creating and load factor 14. thread class and runnable interface 15. how to use two database in spring boot 16. reverse a integer value 123456 17. sum of integer value 1234758 18. how @springbootapplication annotation works 19. cache and how to use second level cache. 20. @componentScan annotation uses 21. can we override constructor and why 22. Thread class and runnable interface. 23. rightJoin and leftJoin in mysql. 24. what is static block and why we use static block.
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Senior Java Developer

Interviewed at NeoSOFT

3.6★
Dec 26, 2020

Tell me about your self, 1. can we make interface final 2. spring boot internal configuration 3. class loader 4. hashmap internal implementation 5. object class methods 6. get and load method difference in hibernate 7. final keyword 8. super keyword 9. abstract method and interface and abstract class real time scenario 10. jvm way of working 11. @accept annotation 12. real time hashmap scenario 13. hashmap bucket creating and load factor 14. thread class and runnable interface 15. how to use two database in spring boot 16. reverse a integer value 123456 17. sum of integer value 1234758 18. how @springbootapplication annotation works 19. cache and how to use second level cache. 20. @componentScan annotation uses 21. can we override constructor and why 22. Thread class and runnable interface. 23. rightJoin and leftJoin in mysql. 24. what is static block and why we use static block.

There were questions on algorithms and data structures. A programming task, like the ones you get in codility tests and one task on SQL joins. Also they asked to design the technical solution for one of their current development challenges. This was about creating fast and reliable distributed cache.
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Senior Java Developer

Interviewed at Omio

3★
Oct 4, 2015

There were questions on algorithms and data structures. A programming task, like the ones you get in codility tests and one task on SQL joins. Also they asked to design the technical solution for one of their current development challenges. This was about creating fast and reliable distributed cache.

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