That format is ideal for testing knowledge of a given subject. Each question needs to have only 1 correct answer. You may also easily use it to test your friends if they really know you well :)
Select quiz format and start creating!
Each result in that format is assigned to one answer. Great example is "Which of the Harry Potter characters are you most like?"
That format is great for polls or asking for a preference. User needs to decide select one of the given options (usually controversial) and then gets to see what others have selected.
Assign points to each answer. That is perfect format for trivia with partially correct answers or quiz where you want to measure intensity (i.e. "Are you romantic?")