Amazon Non Software Development Engineer interview questions

OA followed by Phone Interview. In Phone interview 30 minutes of behavioral questions and 30 minutes of coding. Who wastes 30 min of time on these behavioral questions. Onsite had 5 rounds. 3 coding 1 system design and 1 generic hiring manager round

1 OA with two easy problems on leetcode inform the final interview with 3 round each round has BQ+Coding problem Coding problem is not that difficult but I'm not sure if you can give the best answer in 20 minutes with explanation.