The IQ test is a way of determining the "amount of intelligence. You can find out more at https://iq-global-test.com and take it right there. As for me it is more necessary for those who want to determine the type of their thinking and understand what gaps need to be filled. At least it's just interesting to take it and see what it shows.
IQ is an abbreviation for intelligence quotient. It is a quantitative measure of the level of intelligence compared to that of the average person - the same age and development as the person in whom the quotient is measured.