How can I restrict the user and prevent him from returning and modifying the options in the Enketo interface

[Kal_Lam]

@ammarbader

Thanks for the response… but unfortunately it is not what I want…!!
My goal in the form is to give a score for the correct answer and zero for the wrong answer, then extract the sum of these numbers, after that a message appears informing the user of his result after he presses submit.
thank you in advanced

Maybe this post discussed previously should solve your issue then:

How to build an eligibility criteria from the weight assigned to certain conditions (composite index)

OK, here is the revised one. This should work as you outline: In the survey tab of your xlsform: [Image 1] In the choices tab of your xlsform: [Image 2] Data entry screen as seen in Enketo: when conditions are not met [Image 2.5] Data entry screen as seen in Enketo: when conditions are not met [Image 3] Data entry screen as seen in Enketo: when conditions are not met [Image 4] Data entry screen as seen in Enketo: when conditions are met [Image 5] Reference xlsform: Eligibility Cr…