Amazon Cloud Support Engineer interview questions

It was from campus recruitment, the process was a technical test, then shortlisted candidates had to go through one technical knockout round,then one more technical knockout round, following which there were 2 more tech+HR round. Then after results were declared on the very same day!

The first round was assessment where I was supposed to select minimum 2 areas of interest out of 5. I selected database and cloud services and there were about 20 questions per section. There was essay writing section as well where I was supposed to write 3 essays.