CSE 190: Internet E-Commerce

1
CSE 190 Internet E-Commerce

• Lecture 1

2
Three-Tier architecture

• Overall Architecture of Internet E Commerce
  System
• Reference
• http//www.dell.com/us/en/esg/topics/products_infr
  astructure_arc_pedge_000_internet-infra.htm

3
Building Internet Applications

• What are they
• Client Server applications
• Very thin client practically no logic in this
  layer

Advantages Challenges
Rapid Product Distribution Accessible anywhere, anytime Scalability Availability Security Deployment
4
Overall Architecture

• Logical
• Static Content
• Application User Interface
• Authentication Session Management
• Application Logic
• Data Store
• Tiers
• Browser
• Web servers
• Application Servers
• Database

5
Options
Open Source vs Commercial
Open Source Commercial
Flexibility of customization Very good support Burden of development Lower cost Dependence on vendor Fairly good support
e.g Apache, mod_perl, JRun, mySQL e.g Netscape Enterprise, WebLogic, Oracle