Apparently, LinkedIn has a front-end development quiz. The answers are listed here
That's not to ruin anything, it's fun to learn from both the questions and the answers.
And of course do little "Well, actually..."ies in your head going through the list
https://github.com/Ebazhanov/linkedin-skill-assessments-quizzes/blob/master/front-end-development/front-end-development-quiz.md