create_question_csv     Create a question csv file
create_question_data_frame
                        Create a question data frame
create_question_excel   Create a question Excel file
define_extended_question
                        Define an extended question
define_question         Define a question
define_questions_from_csv
                        Define questions from a csv file
define_questions_from_data_frame
                        Define questions from a data frame
define_questions_from_excel
                        Define questions from a Excel file
generate_xml            Generate questions xml string
generate_xml_file       Generate questions xml file
question_category       'question_category' S3 class
read_question_csv       Read a question csv file
read_question_excel     Read a question Excel file
vector_to_string        Transforms a vector of strings into a string
