Bump your /version.php file to force Moodle to reload the Mobile service Create a course with a one student Create a mod_quiz activity with a couple of questions (true or false, or numerical) Now, as the student, open the quiz and start and attempt (please, do not answer any question) As admin, enable "Mobile services": Plugins ► Web Services ► Mobile Create a Token for the student Click on Site administration ► Plugins ► Web services ► Manage tokens Now, replace the wstoken and attemptid (and your site URL) and execute the following curl command curl 'http://localhost/m/stable_master/webservice/rest/server.php?moodlewsrestformat=json' --data 'attemptid=11&wsfunction=mod_quiz_get_attempt_summary&wstoken=ffbe3a3002f235bf9d01fd9369e10b66' | python -m "json.tool" Confirm that as a response you see a JSON object containing an array of questions (2 questions, the same you created), the slot and question numbers are correct (should be sequencial) and the state for both is todo, status "Not yet answered" and flagged = 0 (mark should be empty) Now, go to Moodle and as the student add a response for one of the questions Execute the same curl command and check that now you see the question with state complete and status Answer saved, if you "flag" one of the questions you will see that the flagged field for that value is equal to 1