In this comprehensive article, we’ll navigate through the three tier architecture, which is dividing the project into three layers, that are User Interface Layer, Business Layer, and Databas Layer, where we separate UI, logic and data in three divisions.

For instance, the users want to make a change the UI from windows to phone, he only has to make a change in UI layer,other layers arent affected by this change. Likewise, if the users want to make a change in database, the user only has to make a change in the database layer, rest everything remains the same.

By the end, you’ll have a profound understanding on different tier architectures, and examples to guide your journey.

Presentation Layer

The top most layer of the application is user interface. The Presentation Layer is the top layer of the architecture. This is related to user interface what user sees. It translates the tasks and results in the users to understand.

Business Access Layer(BAL)

Before we dive into the process, make sure you have all the pre requistion in place.

Example of Business Access Layer

2 thoughts on “3 Tier Architecture”
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