Had a tech screen where the interviewer asked binary tree reversal. Had to program in about 40 mins and the interviewer was friendly and gave hints during coding when I got stuck.
Interview questions [1]
Question 1
Binary tree reversal. Leetcode: https://leetcode.com/problems/invert-binary-tree/
A comprehensive test that covers most of the Computer Science topics including trees, dynamic programming, OS concepts like context switching and mutex, database design and principles, networking fundamentals etc. This was the screening round. Interview included 2 DSA and 1 design problem.
I applied online. I interviewed at Oracle in July 2019
Interview
Interview process is pretty straight forward. One telephonic interview followed by one manager phone round. Next is an onsite interview for 5 rounds including a lunch interview. Mostly technical with one managerial round.