I am trying to build an app for college so the students can have their exams on it but I am having problem the article questions which I can't compare the answer of the student and the answer of the model answer to check if it was right or wrong so can anyone help me with that or tell me where to start ? I have read about a lot of algorithms but I don't know where to begin.
I have found codes and function but I don't know how to use them like the following link click here