Explain the different tiers of 2 tier & 3 tier architecture?

architecture n-tier-architecture
Shailesh Jaiswal picture Shailesh Jaiswal · Feb 4, 2010 · Viewed 141k times · Source

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

Answer

Dan McGrath picture Dan McGrath · Feb 4, 2010

Wikipedia explains it better then I could

From the article - Top is 1st Tier: alt text

Related questions

What is N-Tier architecture?

I've seen quite a few developer job postings recently that include a sentence that reads more or less like this: "Must have experience with N-Tier architecture", or "Must be able to develop N-Tier apps". This leads me to ask, what …

Read More
Example of 4-Tier (for N-Tier) Architecture?

Recently a friend of mine asked me about N-Tier architectures and I was able to explain to him about 1, 2 and 3 tier architectures with examples. But I was stuck when I wanted to give examples for more than 3 tiers. I googled …

Read More
Difference between three tier vs. n-tier

I just came across the following sentence: As the industry has moved from a three tier model to n-tier models, the object relational impedance mismatch has become more prevalent. But I can't find a concise explanation of the difference between …

Read More