What is the best of to create a 3 tier architecture i mean while creating the project?Creating separate folder for DAL,BAL and UI or creating class files at the start up?If they are created in separated folders how to reference DAL into BAL?What is BO in BAL?If i have a method in DAL how to call it in BAL and how to call BAL object in UI?I dont want links if anyone have a good idea share it here,thanks. ...
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