Wpf c#, Development of Application using Wpf und c# without Database

Question

? The aim is to develop an application in which a student can enter which modules he with which Grade passed/did not pass. ? The application then gives an overview of the study (graphic). i. What is missing, what average score was achieved? ? The application should be able to map different courses of study. i. Data model for Course of study and modules! please dont have ideo for Starting. need help Ivana