Qualcomm Engineer Associate interview questions

test comprised of a online test which had three sections ,it was conducted by hirepro ,three sections were apti 20 ques in 20 min , this is usually the toughest section you will find in qualcomm's paper, 20 question of software relatively easy , and the last one your core electronics part which had questions from digital analog microprocessors ,it is quite unpredictable section ,be ready for anything ,one year and the very next year levels can be highly varying as well as the topics. and then interview consisted of three rounds tech one tech two hr round