Amazon Data Center Technician interview questions

The interview consist of 3 rounds,1) technical and general aptitude questions 2) technical interview 3)HR interview. There was a sectional cutoff in aptitude round. The interviewers where really cool and where on to the point. They asked basic questions related to Linux, computer hardware, networking and some trouble shooting questions. I went till 2nd round. I didn't got job but it was my first and best interview i had.