Amazon Non Software Development Engineer interview questions

One technical round in which they ask me two question related to coding one is huffman algorithm and other one is related to serialisation and de serialisation of tree. After that he ask me any question you want to ask.

one behavioral interview, 3 technical rounds The interviewers were considerate of the well-being of the interviewees. (e.g. they asked if I needed a short break) Declined me because the business interests don't match with my skills