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Introduction to E-Commerce. Electronic Business. What is E-Commerce?. EC describes the buying and selling of products, services, and information that use Internet and Web technology. Classification of the EC. Business-to-Business (B2B) (suppliers, resellers, distributors)

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Introduction to E-Commerce

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Introduction to e commerce l.jpg

Introduction to E-Commerce

Electronic Business


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What is E-Commerce?

  • EC describes the buying and selling of products, services, and information that use Internet and Web technology


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Classification of the EC

  • Business-to-Business (B2B)(suppliers, resellers, distributors)

  • Business-to-consumer (B2C) (end user, one to one, retail)


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The Future of E-Commerce

  • E-commerce is forecast to continue to grow- Consumers have found power on the Internet -- convenience, greater choice, vast amount of information, and time savings -- aren't going to let a challenging economy stop them from taking advantage of it.- The number of Internet users worldwide is still rising. Over 1.56 billion people were using the Internet as of January 11, 2009 (internetworldstats.com).


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Customers

Business-to-business

Structure of E-Commerce

Retailers

Business-to-consumer

Wholesaler

E-Commerce includes purchases, customer services, billing, promotions, inventory management, EDI, etc.

Manufacturers

Suppliers

(raw material)


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An E-Commerce Road Map

  • dot.coms will survive.

  • Much of the work now will be aimed at helping existing companies use the Internet and the Web to cut costs, keep inventories lean, serve customers better, and open new markets.


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Hot Topics E-Commerce

  • After booms and bust, the emphasis now is on

    • back-office integration

    • usability (such as advanced search, 3-D images, real time inventory, personalization, etc.)

    • ROI

    • building trust

    • Security


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E-Commerce Web Site: Tip of the Iceberg

The Commerce Site

Database System

B2B

Advertising, Marketing, etc.

Orders

Products

Customers

Manufacturing and Shipping

Finance and Administration


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5 Common Revenue Models for EC


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Rules for EC Success

Rule 1: The Web site Should Offer Something Unique

Providing visitors with something they can find nowhere else leads to success. Hard to find goods are popular on the Web

Rule 2: The Web site Must Be Aesthetically Pleasing

Successful firms have Web sites that are nice to look at. People are more likely to visit, stay at, and return to a site that looks good

Rule 3: The Web site Must Be Easy to Use and Fast!

Users are less likely to stay at, or return to a site, if they have trouble finding things, navigating the links, or have to wait for screens


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Rules for EC Success (cont.)

Rule 4: The Web site Must Motivate People to Visit/Return

People use web sites that provide useful information and links or free goods and services

Rule 5: You Must Advertise Your Presence on the Web

Companies must draw, or pull visitors to their website by: 1) publish address on company materials; 2) register with a search engine; advertise on other commerce sites e.g. Yahoo (very expensive)

Rule 6: You Should Learn from your Web site

A firm can track the path that user take though the site and information about date, time, etc. and use this information to improve the site


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Commerce Site Design (Development Tools)

  • ASP.Net 3.5

  • ADO.Net 3.5

  • Visual Basic 2008

  • SQL Server 2005

  • Microsoft Expression Web

  • XML


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E-Commerce Server

  • Applications will be developed through

    • Terminal Service at: vs.niu.edu

  • See Login Instruction handout

  • Required Textbook: Beginning ASP.Net 3.5

  • (Optional) Beginning Expression Web, by Zak Ruvalcaba, Wrox Publisher, 2008.


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Visual Studio 2008

VS 2008


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What VS 2008 Is

  • .Net development environment for distributed and dynamic Web applications.

    • Distributed applications are composed of disparate resources in multiple locations – the database might be in New York, the inventory control software in Los Angeles, and the data entry software in Miami.

    • Dynamic applications enable the user interact with the Web.

  • Supports any .Net-compliant language

  • Does not require IIS for debugging

    • File System

    • HTTP

    • FTP


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Creating a Web Site in VS2008


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ASP.Net in a Multi-tier Environment


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ASP.Net in a Multi-tier Environment(cont.)

The work done by any application program can be divided into three general functions:

  • data storage & data access logic (DATA SERVICEs)

  • application logic (BUSINESS SERVICEs)

  • presentation logic (USER SERVICEs)


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The .Net Class Library

  • The .Net class library contains classes for building ASP.Net applications (pages).


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ASP.Net Pages and Web Forms

  • An ASP.Net Web page includes HTML and program code.

  • ASP.Net Web Forms can be arranged in two files by VS2008- default.aspx contains the actual HTML and layout- default.aspx.vb contains the majority of the page’s code


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Namespaces

  • A namespace is a hierarchical way to identify resources in .Net. It is a system to describe where objects are stored.House.FirstFloor.DiningRoom.ChinaCabinet

  • The example

    • Imports System.Net.Mail


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Sending Email via ASP.Net 3.5

  • First provide a namespace to the classes in the top of your class module as follows:Imports System.Net.Mail

  • Then Create the message bodyDim Mail as New MailMessage(From, To, Subject, Body)

  • Specify the mail serverdim ms as new SmtpClient(“smtp.students.niu.edu”)

  • Send the Mailms.Send(Mail)


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Object Class

  • Object class is a conceptual representation of the properties and methods of an object.

    • Object.Property

    • Object.Method

  • WebForm controls appear as objects to your code (have properties and methods)

    • Standard Controls

    • Navigation Controls

    • Data Controls

    • Validation Controls

    • Login Controls


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The ASP.Net Advantages

  • ASP.Net is compiled, not interpreted.

  • Real programming languages

  • Event-based programming model

  • Separate Code from Content

  • Real Debugging

  • Server Controls/User controls

  • Support Web services


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Creating Web Applications with Visual Studio 2008

Lab1


  • Login