Tip 1 : Go through all OS topics
Tip 2 : Go through all networking topics
Tip 3 : Revise your resume
Tip 1 : Skills related to troubleshooting
Tip 2 : Be honest
Job simulation where you are given scenarios and then you have to decide the best answer from the given options. Some technical questions related to networking and os. I gave it from my home.
Types of disk scheduling algorithms
Questions related OS were asked, go through all the questions mentioned in glassdoor and the links that will be provided by the HR. It was in the morning. Interviewer made me comfortable.
How do you install a 80 gb game on your computer, virtual memory concept needs to be explained
Tip 1 : Read all the OS links provided by HR
Tip 2 : Learn how to practically implement the topics
Networking round, questions were asked related to networking. Practise questions from glassdoor
Is public and private ip address same or different
Tip 1 : Read practical questions related to networking
This was managerial round, questions were asked related to amazon principles
Whats the most critical feedback you've recieved
Are you a team player?
Tip 1 : Answer should revolve around amazon principles

Here's your problem of the day
Solving this problem will increase your chance to get selected in this company
How do you remove whitespace from the start of a string?