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In this article I am going to show how to design a web application based on 3-tier architecture. Code for Business Access Layer using System; using System. By using 3-Tier architecture in your project you can achive 1.

: Este es el primer ejemplo con un botón de asp.net, vemos como el evento onclick aquí no esta disponible, se ha reemplazado por su equivalente On Client Click.I am assuming that I have to play with record of persons (First Name, Last Name, Age) and I will refer only these data through out this article. just to give you flexibility to not show scroll bar for long screens.For the ease of understanding, I have created BAL, DAL into the App_Code folder. pre 2) Can you post other similar article with Ajax? Because in practice we expect the delete to be performed with confirmation and also in details screen. Add new / Edit in 2 different tab panels - to have better usability. Regards, Sreedhar Thanks Vansree for your suggestions. Regarding pre class, I will let the webmaster know about it. As far as article on Ajax is concerned, I will try my best to post few articles on Ajax in coming days. Regards This is simpler example for 3-Tier Architecture.In real scenario, you should create separate projects for BAL, DAL (as Class Library) and UI (as Web project) and reference your BAL into UI. I wonder if you can come up with the same but using Ajax Tabs. Like having add button in Grid View will switch you to Tab Panel (Add new) and then perform the add ... But would like to see if you can come up with Tabs and your example above. I have one question about passing the data between layers.Data Access Layer Lets proceed with desiging 3-Tier architecture. Add a class named by right clicking App_Code folder. Because the new buzz in the industry is to use Ajax Tab Panels. As you have used four variables to pass data from one layer to another (person ID, first Name, last Name, age).

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