relationship between students' course asp.net page code

WebSite1\App_Data\CourseIndex.cshtml
........\........\CourseIndext.cshtml
........\........\WebSite1.sdf
........\........\WebSite11.sdf
........\App_Data
........\CourseCreate.cshtml
........\CourseDelete.cshtml
........\CourseIndex.cshtml
........\CourseUpdate.cshtml
........\default.htm
........\favicon.ico
........\Page.cshtml
........\Page2.cshtml
........\robots.txt
........\ShowCourse.cshtml
........\StudentCourseRelations.cshtml
........\StudentCreate.cshtml
........\StudentDelete.cshtml
........\StudentIndex.cshtml
........\StudentUpdate.cshtml
........\webx-bkg.png
........\webx-content-bkg.jpg
........\webx-icon.png
WebSite1

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