An IQ test or cognitive assessment test is a test of cognitive abilities like memory, comprehension, and generally, one's learning potential.

Anyone might want to take the IQ test, but there are several other types of cognitive test that could be used, depending on the purpose and preference of the test, usually administered by a professional psychologist trained in psychological testing.

Why do people so much rely on IQ tests and what makes them different from other cognitive ability tests? An IQ score was an invention of man from centuries ago. Though its major intent back then was quite different.

More at https://www.neuroscientia.com/p/cognitive-test.html