It was fairly easy focus on os basics, easy dsa, bit operation and linked list. They will be helpful in case u get stuck, overall process is fairly easy. Best of luck
The interviewer was very rude wasn't ready to listen anything seems like he had already made his mind to reject me. Even didn't wanted to hear the explanation of my solution.
Interview questions [1]
Question 1
Questions regarding os , security concepts were asked
Felt like harassment more than interview, the interviewer was trying all he can to prove that he knows more than me, and did not give a chance to let me speak.