Well, the issue here, is confusing evaluation and exercice. The first one is used for pilots, to make sure they won't crash the plane. And the second one is use

Well, the issue here, is confusing evaluation and exercice. The first one is used for pilots, to make sure they won't crash the plane. And the second one is used for learning (making mistake and correcting them). There is no point in cheating on exercice, but there is on evaluation.