Since Rand has included more than a few things that are a matter of opinion, and at least one thing where he is just plain wrong, take it for what it’s worth… it’s fun anyway.
Watch out for #3 and #17, and try to think like Rand. Read #72 carefully, because monitor dyslexia had me all confused on that one.
They had some kind of coding problem on #65 because I have the right answer (even according to Rand!) yet it’s scored as wrong… so if you get 100% you didn’t really… and if you don’t get 100% (I scored 86%) you can just fix the code for your image and make yourself feel better, like this: