Creating your questions is simple and fast. The only steps you need to follow are :
Propositions are not limited in number, you may provide as many propositions as needed. Note that the type of question will be decided by the provided propositions.
If you choose to not provide propositions, the question will be free, the user will be provided a textarea for answering.
If you wish to provide propositions and that among them you only tag one as correct the question will be of unique choice type. Unique choices questions will be presented to your users in radio buttons.
If you provide propositions, and that among them you tag two or more as correct the question will be Multiple Choice Question type. Multiple Choice Question will be presented to your users in checkboxes buttons.