No
        Only one quiz will be added to the course
    
        Yes
        If the "File name" is a file, it is treated as the start of a chain 
        of Hot Potatoes quizzes and all quizzes in the chain will be added to the course
        with identical settings.
        
        If the "File name" is a folder, all Hot Potatoes quizzes in the folder 
        will be added to the course as a chain of quizzes with identical settings.