elc 200 day 9. agenda questions? assignment 2 corrected all a’s and one a+ assignment 3 posted ...
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ELC 200ELC 200Day 9Day 9
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Agenda Questions? Assignment 2 Corrected
All A’s and one A+
Assignment 3 Posted Due October 8 assignment3.pdf
Quiz 2 Oct 15 Finish Discussion Building an E-commerce Presence: Building an E-commerce Presence:
Web Sites, Mobile Sites, and AppsWeb Sites, Mobile Sites, and Apps
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Web Site Systems Development Life Cycle
Figure 4.5, Page 131
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Table 4.2, page 132
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Choices in Building and Hosting
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Insight on Business: Class Discussion
Curly Hair and Appillionaires
How does a small, niche Web site like NaturallyCurly.com become profitable?
Why has it never been cheaper to start an e-commerce company?
What is an Appillionaire? http://www.businessinsider.com/candy-crush-saga-daily-revenue-2013-7 http://www.forbes.com/sites/karstenstrauss/2013/10/15/mobile-gaming
-mega-deal-supercell/
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Testing, Implementation, and Maintenance
Testing Unit testing System testing Acceptance testing
Implementation and maintenance Maintenance is ongoing Maintenance costs: Similar to development costs
If it costs $ 10,000 to build, it will cost $10,000/year to maintain Benchmarking
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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
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Two-Tier E-commerce Architecture
Figure 4.8(a), Page 140
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Multi-Tier E-commerce Architecture
Figure 4.8(b), Page 140
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Web Server Software Apache
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
http://news.netcraft.com/archives/2015/01/15/january-2015-web-server-survey.html
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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
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Dynamic Page Generation Tools Dynamic page generation:
Contents stored in database and fetched when needed Web pages are created “on the fly”
Common tools: CGI, ASP, JSP
Advantages Enables use of content management system (CMS)
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Two-Tier E-commerce Architecture
Figure 4.8(a), Page 140
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CM
S
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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
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Source: http://www.acunetix.com/websitesecurity/web-applications/
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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
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Source: http://www.sitedirections.com/Ecommerce/ecomm2.htm
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Merchant Server Software Packages Integrated environment that includes most of
functionality needed Three general ranges of price and functionality
Basic: free, open source (getting better all the time) http://www.practicalecommerce.com/articles/73649-11-Open-Source-Ecommerce-Platforms
Midrange (~$1000)High-end (~$10000)
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Building Your Own E-commerce Site Options for small firms
Hosted e-commerce sites, e.g., Yahoo’s Small Business GoDaddys Online Store Site building tools E-commerce templates
Open-source merchant server software Enables you to build truly custom sites Requires programmer with expertise, time
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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 http://pilot.search.dell.com/web%20server
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Vertically Scaling a System Figure 4.13, Page 231
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Horizontally Scaling a System
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Figure 4.14, Page 232
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Table 4.5, Page 146
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Table 4.6, Page 146
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Other E-commerce Site Tools Web site design: Basic business considerations
Enabling customers to find and buy what they need
Usability http://www.nngroup.com/articles/author/jakob-nielsen/
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
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Table 4.7, Page 147
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6-32© 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/
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Table 4.8, Page 147
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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
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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
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Table 4.10, Page 153
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Developing a Mobile Web Presence Design considerations
Platform constraints: Smartphone/tablet
Performance and costMobile Web site
Least expensiveMobile app
Can utilize browser API on device Native app
Most expensive; requires more programming
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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?
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