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E-Business

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  1. E-Business Lecture 3 Website Development and Management Process

  2. Web servers • The components of a web server are: • Hardware • Software

  3. Web servers (Cont.) • When determining what sort of server hardware and software to use you have to consider: • Size of the site • Purpose of the site • Traffic on the site

  4. Web servers (Cont.) • A small, noncommercial Web site will require less resources than a large, commercial site.

  5. Building an E-commerce Web Site • Two most important management challenges in building a successful e-commerce site are: • Developing a clear understanding of business objectives 2) Knowing how to choose the right technology to achieve those objectives

  6. Building an E-commerce Web Site (Cont.) • Main areas where you will need to make decisions in building a site include • Human resources and organizational capabilities creating a team that has the skill set to build and manage a successful site

  7. Building an E-commerce Web Site (Cont.) • Hardware • Software • Telecommunications • Site design

  8. Building an E-commerce Web Site (Cont.)

  9. The Systems Development Life Cycle • Systems Development Life Cycle (SDLC): • is a methodology for understanding the business objectives of a system and designing an appropriate solution

  10. The Systems Development Life Cycle(Cont.) • Five major steps in the SDLC are: 1) Systems analysis/planning 2) Systems design 3) Building the system 4) Testing 5) Implementation

  11. The Systems Development Life Cycle(Cont.)

  12. A Logical Design for a Simple Web Site

  13. A Physical Design for a Simple Web Site

  14. Application Server-basede-commerce platform architecture E-commerce platform ERP Presentation Layer Business Logic Layer Data & Legacy Access Layer Legacy systems Transactions Security Session Resource Pooling Load balancing Database Horizontal Services Application Server Client tier Server tier Data tier

  15. E-commerce Software • Front-end • For Visitors and Customers • Web-based by definition • Backend • For enterprise business managers • Merchandisers, Account Mangers, Customer Support, etc.

  16. E-commerce Software (Cont.) • Middleware • To interface with existing systems • Customer, Inventory, Credit, Payment and Order Processing systems

  17. E-Commerce Front-end • Web Application Server • Functionality • Personalization and Profiling • Complex, Dynamic Content Presentation

  18. E-Commerce Front-end (Cont.) • Process Support • Shopping Process • Buying Process

  19. E-Commerce Backend • Content Management • Merchandizing • Catalog management • Price and on-line collateral management

  20. E-Commerce Backend (Cont.) • Backend System Management Functionality • Support for workflow and process management • Appropriate use of technology for process support • Access control in content management • Business rules in anomaly management

  21. E-Commerce Middleware • Payment Processing • Customer specific credit, purchase orders, etc. • Electronic payment including EDI and credit cards .

  22. E-Commerce Middleware (Cont.) • EDI (Electronic Data Interchange): • is the electronic exchange of business documents between the computer systems of business partners, with a standard format over a communication network. It can also be called as (paperless exchange)

  23. E-Commerce Middleware (Cont.) • Order Processing • Interface to proprietary, custom enterprise systems • e-enabled systems of large warehouses • e-Services that provide Order Distribution

  24. E-Commerce Middleware (Cont.) • Inventory Management • Soft and hard reserve functionality • Direct access to specific inventory

  25. Hardware Platform

  26. Hardware Platform (Cont.) • Storage capacity and computing power required of the Web server depends on: • Software that will run on the server • Volume of e-commerce transactions

  27. Hardware Platform (Cont.) • E-commerce solutions should be designed to be highly scalable • Web site hosting: third-party Web service provider

  28. Tools for Building Your Own E-commerce Site

  29. E-commerce Software Following are the names of some well-known e-commerce software: • IntershopEnfinity • IBM’s WebSphere Commerce Professional Edition • Microsoft Commerce Server 2002