N-tier architecture is an architecture model that separates software functionality into distinct tiers. Each tier handles specific tasks to maintain standardized and scalable application designs.

Layers of N-tier Architecture

A typical 3-tier model comprises of:

Advantages and Disadvantages of Using N-tier Architecture



N-tier Architecture Examples

  1. Online banking system: N-tier architecture contains mechanisms for securing transactions and scalability, thus improving management.
  2. E-commerce platforms: The N-tier structure applied to the e-commerce platforms supports the feasibility of concurrently managing huge traffic and transactions by separating layers of presentation, business logic, and data access levels.
  3. Enterprise Resource Planning (ERP) systems: ERP systems use N-tier architecture to structure activities, ensure integration, and facilitate flexibility and scalability for core business processes such as accounting, procurement and HR.