Ashoka M

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3-Tier Architecture

→There are 3 layers in 3-tier Architecture

1. Front End
2. Middle Layer
3. Database

Front End :

→ What ever the user see’s in UI (User Interface ) is called Front End

Middle Layer /Server / Business Layer / logic Layer :

→ In This Layer the main logic to run on web application is stored any programming languages can be used to develop the middle layer

Database :

→ In This layer all information or data which required to run on web application be stored

How to Work Browser

The web works by enabling communication between clients (like web browsers) and servers over the internet using protocols like HTTP/HTTPS. Here's an overview of how this process works: Work Flow

• User enters www.rvit.com in the browser.
• Browser sends a request to a DNS server, which resolves the domain to an IP address.
• Browser sends an HTTP GET request to the server at that IP address.
• Server responds with the HTML page.