Amazon Software Engineer Internship interview questions

The interview was supposed to be just behavioral but ended up beaing totally technical. I talked to a person who works for Amazon in Munich. He asked me 2 questions listed below.

First round consisted of very standard interview questions, and meeting, via WebEx, with two members of the Community Relations team. I would like to high-light that I felt like the interviewers didn't take the process seriously (or just didn't take me seriously as a candidate)--and I say this, because one of the interviewers had her boyfriend laying in the background during the WebEx interview. It was a bit strange