3 rounds were scheduled as part of onsite interview. I see some questions were repeated, thought of posting this here , may be it will be helpful for others who are in the same queue.

First round : https://leetcode.com/company/google/discuss/4434504/Google-or-Phone-Screen-or-Replace-files-with-directories-if-all-files-in-directory-are-specified - Was able to solve

Second round : I got the exact same question only text were different https://leetcode.com/discuss/interview-question/4752537/Google-or-Phone-Screen-or-L4-or-Find-Nodes
I really struggled a lot in this round, i was not able to solve it completely.

Third round : Question related n-ary-tree traversal, i did not find this question in this forum. - was able to solve