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Java Development Engineer Interview Questions

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30,862 java development engineer interview questions shared by candidates

1. Quel est votre l'une de vos expériences les plus significatives et quel est le degré de la satisfaction client ou de vos responsables? 2. Quel est le rôle d'un consultant chez le client et quel comportement doit il avoir?
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Consultant junion JAVA/J2EE

Interviewed at Capgemini Invent

3.6★
Apr 21, 2016

1. Quel est votre l'une de vos expériences les plus significatives et quel est le degré de la satisfaction client ou de vos responsables? 2. Quel est le rôle d'un consultant chez le client et quel comportement doit il avoir?

1. OOps concepts with examples. 2. Write a java program to find the first duplicate in an array. 3. Write a java program to print the occurrences of each character. 4. Explain the approach to print middle element in a linked list. 5. Given a string str = "hfjsk6485lop", sort the string and print the characters first and print digits last. 6. Find a missing a element in an array. 7. Collection framework hierarchy. 8. Difference between abstract class and interface. 9. What is association and aggregation . 10. some code snippets to answer. 11. Internal working of a hash map, what is the case if two elements hash code is same. 12. What are the challenges that you faced in your projects how you have handled them. 13. Difference between string, stringBuffer, String builder. 14. Difference between final, finally, finalize. 15. Difference between Exception and Error. 16. Can you throw custom exception with Error Object. 17. Exception handling hierarchy.
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Software Engineer - Java Developer

Interviewed at Siemens

4.1★
Jul 9, 2021

1. OOps concepts with examples. 2. Write a java program to find the first duplicate in an array. 3. Write a java program to print the occurrences of each character. 4. Explain the approach to print middle element in a linked list. 5. Given a string str = "hfjsk6485lop", sort the string and print the characters first and print digits last. 6. Find a missing a element in an array. 7. Collection framework hierarchy. 8. Difference between abstract class and interface. 9. What is association and aggregation . 10. some code snippets to answer. 11. Internal working of a hash map, what is the case if two elements hash code is same. 12. What are the challenges that you faced in your projects how you have handled them. 13. Difference between string, stringBuffer, String builder. 14. Difference between final, finally, finalize. 15. Difference between Exception and Error. 16. Can you throw custom exception with Error Object. 17. Exception handling hierarchy.

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