解释 2 tier & 的不同层级三层架构? [英] Explain the different tiers of 2 tier & 3 tier architecture?

问题描述

我无法理解哪些元素被称为第一层、第二层和第三层&他们居住的地方.它们可以驻留在同一台机器上还是不同的机器上.哪一层驻留在哪台机器上?我们如何将特定应用程序识别为 2 层应用程序或 3 层应用程序.请举例说明

I am not able to understand which elements are called as first tier, second tier & third tier & where they reside. Can they reside on same machine or different machine. Which tier reside on which machine? How we can identify a particular application as a 2 tier application or 3 tier application. Please explain with example

推荐答案

维基百科 解释得更好那我可以

来自文章 - Top is 1st Tier:

From the article - Top is 1st Tier:

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