Amazon IT Security Technical Support Engineer interview questions

There were almost 30 question asked. I will give some of the example below..... 1. What are different type of HTTP response. explain 503 response code. 2. What is blue screen problem and how will you encounter it ? 3. Why don't we use MAC address instead of IP address ? You can follow below link to get rest of the questions. https://www.youtube.com/watch?v=JCfENY1DijQ