Oracle Software Engineer (IC3) interview questions

I have a initial screening with a recruiter and then followed by a full loop 1. First round was a bartender round where they asked me few behavioural questions and a coding question on hashmaps 2. Second round was a manager round where the questions were asked on my current and previous experience. 3. Third round was a coding round based on priorityQueues 4. Fourth round was few behavioral questions and a coding question on 2d array