Lots of leetcode questions. Probably many applicants. involves analyzing and practicing coding problems commonly encountered in technical interviews to enhance problem-solving skills and prepare for algorithmic challenges. Not too difficult, but I only made it through first round.

Covered questions on Database (B tree, hash indexes), transaction management (read uncommitted, committed, repeatable and serialisable), message queue, distributed computation and project deep dive. Coding question of level-order traversal of tree.