adl-75 sess-2

8/6/2019 ADL-75 sess-2

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e-Commercee-CommerceADL 75

Session I

Instructor: Nishant K Rai

http://ecom-amity.blogspot.com

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ULTIMATE STRATEGY� Know Your Audience

� Become Internet Savvy

� Determine Long-term vs. Short-term Selling

� Define and Constantly Re-evaluate Your Competitors

� Evaluate Website Appearance ± Be objective!

� Select Product Range� Manage Transaction Effectively & Efficiently

� Design Shipment Process

� Be Prepared for Unexpected Changes

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Inventory Management

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eCRM

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Purchase Order Management

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Knowledge Management

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Knowledge Management«

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Part III Introduction of Web Client- Server Architecture

� Clients vs Server � Server

o Web Server o Applications Server

o Database Server � Static & Dynamic Web Sites� Server Site & Client Site

Technology� Hostin a website

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Part IV Websites development and Management

� Web Browser

� Language understandable by WebBrowser-Introduction to HTML� Web Pages� Success & Failure of E commerce Ventures

o Things that can go wrongo Site Visibilityo Evaluation of Websites and usability testingo Website content and traffic managemento Website Optimization

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Client/Server Networks� A server is simply a special-purpose computer

designed to address a client¶s requests

� A client is any computer or workstationconnected to the server within a network

� All programs or applications reside on the server

� The client downloads software and/or data fromthe server

� When the client finishes data may be uploaded� back to the server

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Client/Server Network

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Pros and Cons of Client/Server Network

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Server

�Server oWeb Server o Applications Server oDatabase Server

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Hosting a website

� Choosing a URL name� ISP selection for Hosting

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The focus of this chapter is on several learningobjectives

� ISPs and the services they offer � How to choose an ISP

� How to register a domain name

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Terms to Know� Inter net Service Provider (ISP): company

that connects customers with PCs and browsersto the Internet

� Vir tual hosting: a company with its owndomain name, hosted by an ISP to conduct

business via the Internet� Vir tual domain: a company with its own

domain name, hosted by an ISP to conductbusiness via the Internet

� Domain name: a company¶s identifier in

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Why Use an ISP?� Most client organizations are anxious to go on the Internet

without questioning the reliability of the ISP that can

accommodate their Web site� There is more to deciding on an ISP than price:o Technologyo Staffingo Speedo Amount of congestion

� Resources to host your own Web site:o Hardware - A Web server, communication gear, and a specialrouter: $5,000 to $18,000 a year

http://www.dell.com/content/products/category.aspx/servers?c=us&cs=04&l=en&s=bsd&~ck=anavml

o Communications - Typically a T1 or fractional T1 line: $8,000 to$12,000 per year http://www.speakeasy.net/business/

o Staff - At least a Webmaster, a Web designer, and a help desk:

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The Infrastructure of an ISP Provider

� Your company Web site has to be stored on

a Web server that is always connected tothe Internet by a high-speed link

� An ISP should provide:o Standby electric power as backup to keep the site

available in the event of a blackout.o Redundant fault-tolerant servers to ensure that your Web

site will continue in the event of a hard drive or a server breaks down.

o Redundant communications lines to keep your site activein the event a phone line or a router goes down

o One or more firewalls to protect your Web site from

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Web Site Infrastructure

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Types of Web HostingServices

� Web Hosting: providing, managing, and

maintaining hardware, software, content integrity,security, and reliable high-speed Internetconnections

� Four types of Web hosting services:o Dial-up accesso Developer¶s hostingo Web hosting onlyo Industrial-strength hosting

� http://www.top-10-web-hosting.com/?wcw=google

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ISP Services� An ISP provides a variety of service - the

expectations of any customer are for main

services to include:� Domain name server (DNS): a repository

where the domain name for each ISP is stored� E-mail: the most commonly used service on the

Internet� Radius server : a network access server that

authenticates a user¶s ID and password andtriggers accounting to complete the customer¶s

chargeable session

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Zones and Domain Names� An Internet name is decoded from right to left

�Z

one name is the last (rightmost) part of a domain namepreceded by a dot, specifying the type of domain name

� Zones are classified in two ways:o Three-letter zone nameso Two-letter zone names

� Domain name is a Web address that contains two or moreword groups separated by periods

� www.amazon.com => domain name.com => zone

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Sample Zone Names

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Common Geographical Two-Letter Zone Names

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How to Pick a Domain Name� Pointer for picking domain names

� If you sell bricks, pick a domain name containing a word likebrick

� Consider name length and ease of remembering the name� Hyphens to force search engines to see keywords in your

domain name

� Make sure the domain name is easy for Web users toremember and find� The domain name should suggest the nature of your produc

or service� The domain name should serve as a trademark� The domain name should be free of legal conflicts

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How to Register a DomainName

� Check if the domain name you propose hasbeen taken

� www.FasterWhois.com� http://www.networksolutions.com/whois/ind

ex.jsp

� One of the most popular and reliableregistration sites is

www.internic.net/alpha.html

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The Browser

� A browser is a piece of software thaallows users to navigate the Web

� Netscape Navigator

� Microsoft Internet Explorer � Firefox� Opera

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The Browser (c ont'd)

� A browser is a Web client programthat uses Hypertext Transfer Protocol(HTTP) to make requests of Webservers throughout the Internet onbehalf of the browser user

� Text-only mode such as Lynx� Graphi c mode involves a graphical software

program that retrieves text, audio, and

video

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Ten ways to fail at e-commerce� Spread the responsibilities of

converting to e-commerce amongseveral people

� Form a committee (particularly a

committee of busy people)� Develop the simplest approachpossible

� Choose vendors who are dismissive

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Ten ways to fail at e-commerce� Operate the same way on the web a

you do off-line (after all, the Internet i just a tool)� Insist that the e-commerce venture

meet every existing companystandard (cost controls, recruitmentsources, purchasing policies, etc)

� Don¶t encourage different units to

cooperate; reward each one

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Ten ways to fail at e-commerce

� Compare performance with traditional

industry competitors� Give employees tools that they are

unable to use and require changes

they are confused about making.When the these take too much timeand make the work harder, punish the

employees.�

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Why E-commerce Projectfails� Unrealistic deadlines

� Incompetent or inadequate staffing

� Poor quality design

� Changing requirements of the client

� Not providing Web Designer with content

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Examples of the ³Worst´ Web Sites

� http://www.modestapparelchristianclothinydiaofpurpledressescustomsewing.com

� http://www.2atoms.com/comedy/worstoftweb/blount.htm

� http://www.live-shot.com� http://www.whoisjesusreally.com/english/

efault.htm

For more examples see:� http://www.worstoftheweb.com

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Top 20 Confessed Web DesignSins� Our site tries to tell you how wonderful we are as a company,

but not how we're going to solve your problems.� We've designed our site to meet our organization's needs

(more sales/contributions) rather than meeting the needs of our visitors.

� We say "Welcome to..." on our home page.� It takes longer than four seconds for the man from Mars to

understand what our site is about.

� Our site doesn't make us look like credible professionals.� The man from Mars cannot quickly find the focal point of the

home page.� Our home page ² or any page ² takes more than four seconds

to load.

� We never conduct user testing.

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Top 20 Confessed Web DesignSins

� We don't analyze our log files.� Our site mixes and matches text sizes on the page.� Quickly scanning the page doesn't tell our visitors much about

its purpose.� We don't know which design items are not necessary.� We have not eliminated unnecessary design items.� The man from Mars cannot quickly find the focal point of the

current page.

� Visited links don't change color.� We don't identify PDF files with an icon.� I don't know if our site looks the same in the major browsers.� Our pages have too much/too little white space.� Our site uses divider bars.� We don 't put design elements where our visitors expect them.

p: www es uy com

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p: www. es uy.com

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Questions When Evaluating a Web Site

� Are any elements placed incorrectly?� Is the information accurate?

� Is it current?� Are the topics covered?� Does each topic show a minimum of bias?� Is the information hierarchy properly arranged?

� Should the heads that relate to the page beenlarged?� Should the fonts for the headings be made more

readable?

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Basic Web Site Anatomy

� Location! Location! Location!o Where are the files

� Structureo What a page looks like

� Page anatomyo How a page is built

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Color and Its Psychological Effects

� Site visitor forms a first impression within the first8 seconds

� Color is the most important design element in aWeb siteo Web browsers can see only 256 colorso A designer has a 216-color scheme

� Color is inherently unstable on Video displays

� Choose colors that are simple and not distracting

� Choose colors that reflect your audience¶s values

and cultural preferences

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Choosing a Color

� You need to consider your audience

� Will colors strain visitors¶ eyes?

� Soft colors that represent appropriatesettings are ideal

� http://webdesign.about.com/cs/color/a/aacolorharmony.htm

� http://www.artsconnected.org/toolkit/encyc_colorwheel.html

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Color and IndividualDifferences

� Web site colors take on different cultural hues

� Use a color that is acceptable to various cultures

� Blue is the most globally accessible color

� Age, class, and gender differenceso Web sites for young children favor brighter, more solid

colorso Men are attracted to cooler colors like blue and greeno Women prefer warmer colors like orange and redo Research suggests working-class people prefer colors with

basic names like blue, red, green

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Web Site Usability� Usability refers to a set of independent

quality attributeso Performanceo Satisfactiono Ease of navigationo Learnability

� It means an application that allows the user to perform the expected tasks moreefficientlyo The integral attributes of a system that affect user

performance and productivity

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Effective Web Site Design

� The goal of effective Web site designis to give users a good experienceo Switching costs on the Internet are lowo Churning is the basic measure of visitor

dissatisfaction with a site� http://www.epson.com� http://www.canon.com� http://www.amazon.com

z

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z

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Components of Personalization ±(C ont¶d )

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Reliability

� The core of reliability is availabilityo System availabilityo Network availabilityo Application availability

� Ensure Web site reliability and usabilityo Provide system backupo Install a disk-mirroring featureo Ensure that the system hardware is fault-toleranto Be sure applications are self-contained

o Be sure there is adequate hard disk spaceo Buy everything from a single vendor

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User Testing

� Determine testing sample� Decide what to look for during the test

� Look for trends in the way the site is succeedingor failing to reach others� Any bugs should be relayed and assigned to

developer who can fix them� Use Web testing tools

o Load and performance test toolso Java test toolso Web site management tools and log analysis tools

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Site Performance Issues

� Images and color o Readability testingo Images: GIFs versus JPEGs

� Caches

� How many links?

� The role of the Web server

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