Oracle Software Engineer I II interview questions

One telephonic interview with the hiring manager, he just asked about my previous experience and the about the role, team and what they do. Onsite interview, 5 rounds total. basically they asked about the data structure problems hash table implementation, bit manipulation problems, system design problem, multi threading in enqueue and dequeue operation, debugging questions etc.

Total 3 rounds of interview Round 1 Data structures, Posed a question on total implementations of B+ tree and code on a piece of paper provided. It's more like an interaction of problems on each approach. Round 2 Almost everything on Computer science from BIOS to network status. Pretty much strong interview. Operating System Computer Networking Coding using geeksforgeeks Round 3 Why Oracle and all. Just going through their website will help u.