why is Java platform independent
Java Developer Internship Interview Questions
26,912 java developer internship interview questions shared by candidates
Basic questions.
Basic java syntax
about basic java + OOPS + collections SQL - write query, and about DDL,DML,DQL,TCL JOINS, Aggregate Functions
Asked me if i can relocate to KSA
what makes you join our company?
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.
Medium to Hard level DSA questions Knowledge about process, threads,DBMS are important.
where do i see myself in 5 years
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