What is a 3-Tier Application Architecture? Definition from

A 3-tier application architecture is a client-server implementation that uses a presentation tier, application tier and data tier to organize app design.
A 3-tier application architecture is a modular client-server architecture that consists of a presentation tier, an application tier and a data tier.

Web Application Architecture: How the Web Works

3 Layered Architecture - Canarys

3-Tier Architecture in C# - javatpoint

Tier Architecture - an overview

Client Server Architecture: Single Tier, Two-Tier, Multi-Tier

Software Architecture and its types - 1-tier 2 tier 3 tier N-tier

a) 3-tier architecture with application logic monolithic component

Three-Tier Architecture in Application - IP With Ease

Database Architecture in DBMS: 1-Tier, 2-Tier and 3-Tier

Multi-Tier Architecture

2-Tier vs. 3-Tier Application Architecture? Could the Winner be 2