Uhhh, no. They are absolutely not testing IQ. It is instead the opposite. These companies are testing the quality of "who has practiced the most for these type

Uhhh, no. They are absolutely not testing IQ. It is instead the opposite. These companies are testing the quality of "who has practiced the most for these types of questions". It has nothing to do with intelligence. It is instead almost directly correlated with how much time you have spent practicing interview questions.