Oracle Interview Experience | Set 45

I was interviewed for Oracle Hyderabad for Java developer role. The interview was at Noida office.

1st round:
Tell me about yourself.
Programming questions on anagrams.
2-3 puzzles

2nd round:
Programming questions on stacks and queues.
Check for balanced parentheses in an expression – w3wiki
https://www.w3wiki.net/expression-evaluation/

3rd round:
Questions regarding current project.
Design questions
Java collections