28     public function setId($questionId);
    73     public function load();
    78     public function save();
    83     public function delete();
   113     public function toJSON(): string;
 setOfflineExportPagePresentationMode($offlineExportPagePresentationMode='presentation')
 
setOfflineExportImagePath($offlineExportImagePath=null)
 
save()
Save question data. 
 
A component is the most general form of an entity in the UI. 
 
fromQtiItem(ilQTIItem $qtiItem)
 
getEstimatedWorkingTime()
 
getSuggestedSolutionOutput()
 
load()
Loads question data.