Zeta Senior Android Developer interview questions

3 rounds in total 1 -> 1.5hr of discussion with principle engineer about the Arch, system design related to android stuff. 2 -> 1hr of discussion about DS ( Next largest number by re-arranging the digits ) and algo ( Assign requested vehicle number, if not present or already assigned assign random vehicle based on availability, in O(n) time ) 3 -> 1hr of discussion with Manager related to past work exp stuff