Amazon

Good, should be strong in basics. Foundational knowledge on your area of expertise is good to have. Try to explain your answers scenario-based which you have implemented in work.

OS round Programming round Networking round OS round is mostly related to either Linux or Windows, whichever you prefer. Networking troubleshooting questions. Coding is comparatively simple. Go through the basics of Operating Systems and networking

Challenging but promoted deep diving. Interviewers we’re interested in technical depth as opposed to how many different things you know. Technical knowledge is of absolute importance. There were four rounds in the interview process, too.