E-Business Lecture 3 Website Development and Management Process.
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Transcript of E-Business Lecture 3 Website Development and Management Process.
E-Business
Lecture 3
Website Development and Management Process
Web servers
• The components of a web server are:• Hardware• Software
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
Web servers (Cont.)
• A small, noncommercial Web site will require
less resources than a large, commercial site.
Building an E-commerce Web Site
• Two most important management challengesin building a successful e-commerce site are:
1) Developing a clear understanding of business objectives
2) Knowing how to choose the right technology to achieve those objectives
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
Building an E-commerce Web Site (Cont.)
• Hardware• Software• Telecommunications• Site design
Building an E-commerce Web Site (Cont.)
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
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
The Systems Development Life Cycle(Cont.)
A Logical Design for a Simple Web Site
A Physical Design for a Simple Web Site
Application Server-basede-commerce platform architecture
PresentationLayer
BusinessLogic Layer
Data & LegacyAccess Layer
ERP
Legacysystems
Database
Application Server
Transactions Security Session ResourcePooling
Loadbalancing
E-commerce platform
Horizontal Services
Client tier Server tier Data tier
E-commerce Software
• Front-end• For Visitors and Customers
• Web-based by definition
• Backend• For enterprise business managers
• Merchandisers, Account Mangers, Customer Support, etc.
E-commerce Software (Cont.)
• Middleware
• To interface with existing systems• Customer, Inventory, Credit, Payment and
Order Processing systems
E-Commerce Front-end
• Web Application Server
• Functionality• Personalization and Profiling• Complex, Dynamic Content Presentation
E-Commerce Front-end (Cont.)
• Process Support• Shopping Process• Buying Process
E-Commerce Backend
• Content Management• Merchandizing• Catalog management• Price and on-line collateral management
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
E-Commerce Middleware
• Payment Processing• Customer specific credit, purchase orders,
etc. • Electronic payment including EDI and
credit cards
.
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)
E-Commerce Middleware (Cont.)
• Order Processing• Interface to proprietary, custom enterprise
systems• e-enabled systems of large warehouses• e-Services that provide Order Distribution
E-Commerce Middleware (Cont.)
• Inventory Management
• Soft and hard reserve functionality• Direct access to specific inventory
Hardware Platform
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
Hardware Platform (Cont.)
• E-commerce solutions should be designed to be highly scalable
• Web site hosting: third-party Web service provider
Tools for Building Your Own E-commerce Site
E-commerce Software
Following are the names of some well-known e-commerce software:
• Intershop Enfinity
• IBM’s WebSphere Commerce Professional Edition
• Microsoft Commerce Server 2002