Oracle Applications Engineer interview questions

4rounds in total. Each round is a technical round. Asked DSA questions on strings arrays and dynamic programming. 4rounds in total. Each round is a technical round. Asked DSA questions on strings arrays and dynamic programming.

It was an on campus interview with 3 rounds. First 2 were coding related questions. Third was HR + Technical. 1st round : I was asked array related questions and SQL questions. 2nd round : Java core concepts, binary tree questions, dynamic programming question on DFS. 3rd round : Why Oracle? A question on operating systems. A question on linked list and asked me to optimize. I gave 3 variations.