The presentation tier occupies the top level of the application. The Three Tiers in a 3-Tier Architecture Presentation Tier
The main functions and business logic of the system are processed in the middle layer, which is the application layer. It adds a “middle tier” between the client and the database. The 3-tier architecture refers to the logical 3-tier system rather than the physical ones. It divides the architecture into three tiers: data layer, application layer, and presentation layer. What Are the Advantages and Disadvantages of Using a 3-Tier Architecture?Ī 3-tier architecture is an architecture pattern used in applications as a specific type of client-server system.The Three Tiers in a 3-Tier Architecture.
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