elc 200 day 9. agenda questions? assignment 2 is due assignment 3 is posted due feb. 25, 2014 ...

ELC 200ELC 200Day 9Day 9

Agenda Questions? Assignment 2 is Due Assignment 3 is posted

Due Feb. 25, 2014assignment3.pdf

Finish Building an E-commerce presence: Web Sites, Mobile Sites, and Apps

Chapter 4Chapter 4Building an E-commerce Presence: Web Sites, Mobile Building an E-commerce Presence: Web Sites, Mobile

Sites, and AppsSites, and Apps

Copyright © 2014 Pearson Education, Inc.

Learning Objectives Understand the questions you must ask and answer, and steps

you should take in developing an e-commerce presence. Explain the process that should be followed in building an e-

commerce Web site. Describe the major issues surrounding the decision to

outsource site development and/or hosting. Identify and understand the major considerations involved in

choosing software and hardware for an e-commerce site. Identify additional tools that can improve Web site performance.

Understand the important considerations involved in developing a mobile Web site and building mobile applications.

Simple vs. Multi-tieredWeb Site Architecture

System architecture Arrangement of software, machinery, and tasks in an

information system needed to achieve a specific functionality

Two-tier Web server and database server

Multi-tier Web application servers Backend, legacy databases

Copyright © 2014 Pearson Education, Inc. Slide 4-5

Two-Tier E-commerce Architecture

Figure 4.8(a), Page 140


Multi-Tier E-commerce Architecture

Figure 4.8(b), Page 140


Web Server Software Apache (Open Source)

Leading Web server software (66% of market)Works with UNIX, Linux OSs

Microsoft’s Internet Information Server (IIS)Second major Web server software (16% of

market)Windows-based


Site Management Tools Basic tools

Included in all Web servers, e.g.: Verify that links on pages are still valid Identify orphan files

Third-party software for advanced managementMonitor customer purchases, marketing

campaign effectiveness, etc.WebTrends Analytics 10, Google Analytics


Dynamic Page Generation Tools Dynamic page generation:

Contents stored in database and fetched when needed

Common tools: CGI, ASP, JSP

Advantages Enables use of content management system (CMS)


Two-Tier E-commerce Architecture

Figure 4.8(a), Page 140


CM

S

Application Servers Web application servers

Provide specific business functionality required for a Web site

Type of middleware Connects traditional corporate systems to customers

Single-function applications being replaced by integrated software tools that combine all functionality needed for e-commerce site



Source: http://www.acunetix.com/websitesecurity/web-applications/

E-commerce Merchant Server Software Provides basic functionality for sales

Online catalog List of products available on Web site

Shopping cart Allows shoppers to set aside, review, edit selections,

and then make purchaseCredit card processing

Typically works in conjunction with shopping cart Verifies card and puts through credit to company’s

account at checkout



Source: http://www.sitedirections.com/Ecommerce/ecomm2.htm

Merchant Server Software Packages Integrated environment that includes most of

functionality needed Three general ranges of price and

functionality Basic: free, open sourceMidrange (~$1000)High-end (~$10000 and up)


Building Your Own E-commerce Site Options for small firms

Hosted e-commerce sites, e.g., Yahoo’s Merchant Solutions Site building tools E-commerce templates

Open-source merchant server software Enables you to build truly custom sites Requires programmer with expertise, time


The Hardware Platform Underlying computing equipment needed for

e-commerce functionality Right-sizing your hardware platform: the

demand side Number of simultaneous users

Right-sizing your hardware platform: the supply side Vertical scaling—improve individual components Horizontal scaling—share load with more computers


Vertically Scaling a System Figure 4.13, Page 231


Horizontally Scaling a System


Figure 4.14, Page 232

Slide 4-21

Table 4.5, Page 146


Vertically Scaling a System

Figure 4.13, 1


Horizontally Scaling a System


Figure 4.14, Page 232

Slide 4-24

Table 4.6, Page 146


Other E-commerce Site Tools Web site design: Basic business considerations

Enabling customers to find and buy what they need

Tools for Web site optimization Search engine optimization

Metatags, titles, content Identify market niches, localize site Offer expertise Links Search engine ads Local e-commerce


Table 4.7, Page 147


6-28© 2007 Prentice-Hall, Inc

Good bad examples

http://www.davesite.com/humor/top5/ http://www.smartisans.com/articles/examples/ugly.htm http://www.corson.tv/main/buttugly.htm http://www.lingscars.com/ http://art.yale.edu/ http://www.bidforsurgery.com/ http://www.jamilin.com/ http://www.pennyjuice.com/htmlversion/whoispj.htm http://www.milliondollarhomepage.com/ http://www.arngren.net/

Table 4.8, Page 147


Tools for Interactivity and Active Content

CGI (Common Gateway Interface) ASP (Active Server Pages) Java, Java Server Pages (JSP), and

JavaScript Web 2.0 design elements


Developing a Mobile Web Site and Building Mobile Applications

Three types of m-commerce softwareMobile Web site

Responsive web designMobile Web appNative app

Planning and building mobile presenceUse systems analysis/design to identify unique

and specific business objectives


Table 4.10, Page 153


Developing a Mobile Web Presence Design considerations

Platform constraints: Smartphone/tablet

Performance and costMobile Web site

Least expensiveMobile web app

Can utilize browser APINative app

Most expensive; requires more programming


Insight on Technology: Class Discussion

Building a Mobile Presence What are the key differences between user

experience on a Web site and on a mobile device?

Why would a mobile Web site or app from the same merchant need different content or functionality?

In which cases would a merchant want to develop a mobile app over a mobile Web site?


elc 200 day 9. agenda questions? assignment 2 is due assignment 3 is posted due feb. 25, 2014 ...

Documents

apps slide

cmscms slide

pearson education

ecommerce site copyright

web servers

web sites

mobile web site

major web server software