This Code is for .net Beginners Willing To Learn 3Tier Application. This Sample Explain How To Use Data Access Layer, Business Object Layer And Presentation Layer. This Application Includes "Insert, Update, Delete, Search and List Collection Techniques" Using 3Tier.

DatabaseApplication
...................\BusinessObject
...................\..............\BCourse.vb
...................\..............\BStudents.vb
...................\..............\BusinessObject.vbproj
...................\..............\My Project
...................\..............\..........\Application.Designer.vb
...................\..............\..........\Application.myapp
...................\..............\..........\AssemblyInfo.vb
...................\..............\..........\Resources.Designer.vb
...................\..............\..........\Resources.resx
...................\..............\..........\Settings.Designer.vb
...................\..............\..........\Settings.settings
...................\DataAccessLayer
...................\...............\app.config
...................\...............\DataAccessLayer.vbproj
...................\...............\DataAccessLayer.vbproj.user
...................\...............\DCourse.vb
...................\...............\DStudents.vb
...................\...............\My Project
...................\...............\..........\Application.Designer.vb
...................\...............\..........\Application.myapp
...................\...............\..........\AssemblyInfo.vb
...................\...............\..........\Resources.Designer.vb
...................\...............\..........\Resources.resx
...................\...............\..........\Settings.Designer.vb
...................\...............\..........\Settings.settings
...................\...............\Settings.vb
...................\Database
...................\........\StudentsReg.mdb
...................\DatabaseApplication.sln

...................\StudentRegister
...................\...............\Forms
...................\...............\.....\FrmMain.Designer.vb
...................\...............\.....\FrmMain.resx
...................\...............\.....\FrmMain.vb
...................\...............\.....\FrmStudents.Designer.vb
...................\...............\.....\FrmStudents.resx
...................\...............\.....\FrmStudents.vb
...................\...............\My Project
...................\...............\..........\Application.Designer.vb
...................\...............\..........\Application.myapp
...................\...............\..........\AssemblyInfo.vb
...................\...............\..........\Resources.Designer.vb
...................\...............\..........\Resources.resx
...................\...............\..........\Settings.Designer.vb
...................\...............\..........\Settings.settings

...................\...............\StudentRegister.vbproj

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