Web Application Flow Client Till Database

Web Application Flow Client Till Database

Amazon interview question: Tell me flow of web application form client till data base ?

A typical three tier application design diagram is below:

Web Application Flow Client Till Database


In three tier application model for enterprise applications, application logic usually divided into the components according to their function. The application components that make up distributed application are installed on various machines and it depends on how many tiers are there and how they are divided.

Above figure shows three tier application which is divided into three tiers described as below:

  • Client-tier components which run on the client local machine.
  • Web-tier and Business-tier components run on the application server.
  • Persistent layer where data base resides called Enterprise information system (EIS)-tier and software runs EIS server.

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