The document discusses various web-based tools used in e-commerce, including the world wide web (www), HTTP, SMTP, FTP, and TCP/IP. It defines the web as a system of servers supporting hypertext transfer protocol to access internet resources. URLs are described as unique addresses for websites containing information on the access method and resource. HTTP is explained as the method for transferring hypertext files like web pages over the internet using hyperlinks to connect documents. Intranets and extranets are introduced as internal or restricted external networks that use internet standards for communication within or between organizations.

1. Web based tools in E CommerceWeb based tools in E Commerce
Introduction - What is Web ?Introduction - What is Web ?
 The world wide web also refers to as www or webThe world wide web also refers to as www or web
,is,is
the universe of information available via hypertextthe universe of information available via hypertext
transfer Protocol (HTTP).transfer Protocol (HTTP).
 Web is a system of internet servers that supportsWeb is a system of internet servers that supports
hypertext to access several internet protocols on ahypertext to access several internet protocols on a
single interface.single interface.

2. HTTP (Hypertext transfer protocol)HTTP (Hypertext transfer protocol) ––
offers access to hypertext documents, executableoffers access to hypertext documents, executable
programs, and other internet resources.programs, and other internet resources.
SMTP (Simple mail transfer protocol)-SMTP (Simple mail transfer protocol)-
allows the transmission of text messages and binaryallows the transmission of text messages and binary
attachments across the internet.attachments across the internet.
FTP (File transfer protocol)FTP (File transfer protocol) – Enables files to be– Enables files to be
uploaded and downloaded across the internet.uploaded and downloaded across the internet.
TCP/IP (Transmission control protocol/internetTCP/IP (Transmission control protocol/internet
protocolprotocol)-)-
The Transmission Control Protocol (TCP) is one of theThe Transmission Control Protocol (TCP) is one of the
core protocols of the Internet protocol suite. TCPcore protocols of the Internet protocol suite. TCP
provides reliable, ordered delivery of a stream ofprovides reliable, ordered delivery of a stream of
octets from a program on one computer to anotheroctets from a program on one computer to another
program on another computer.program on another computer.

3. Uniform Resource Locator (URL)Uniform Resource Locator (URL)
 Each website has unique address called URLEach website has unique address called URL
 URL contains information about both theURL contains information about both the
access method to use and also about theaccess method to use and also about the
resource itself.resource itself.
 URL consists of letters, no.s and punctuation.URL consists of letters, no.s and punctuation.
 Example of URL method-Example of URL method-
http://www.deo.ich.com/content/file.htmlhttp://www.deo.ich.com/content/file.html

4. Example of URL method-Example of URL method-
http://www.deo.ich.com/content/file.htmlhttp://www.deo.ich.com/content/file.html
ExampleExample ExplanationExplanation DescriptionDescription
http://http:// ProtocolProtocol Web uses http protocolWeb uses http protocol
to transfer hypertextto transfer hypertext
www.deo.ich.comwww.deo.ich.comDomainDomain
NameName
Every domain name isEvery domain name is
unique , a server whereunique , a server where
web page is locatedweb page is located
contentcontent DirectoryDirectory
PathPath
Directory where page isDirectory where page is
locatedlocated
file.htmlfile.html File nameFile name The file name of theThe file name of the
web pageweb page

5. HTTP (Hypertext Transfer Protocol)HTTP (Hypertext Transfer Protocol)
 A web page is transferred to a user’s computer viaA web page is transferred to a user’s computer via
http.http.
 HTTP is a method through which hypertext filesHTTP is a method through which hypertext files
such as web pages are transferred over the internet.such as web pages are transferred over the internet.
 Hypertext is what makes all of the documents onHypertext is what makes all of the documents on
the web interconnected. It refers to the combinationthe web interconnected. It refers to the combination
of text, graphic, audio, video tracks and hyperlinks.of text, graphic, audio, video tracks and hyperlinks.
 Hyperlink is a link with the help of which user canHyperlink is a link with the help of which user can
navigate to linked documents , a hypertext ornavigate to linked documents , a hypertext or
multimedia file.multimedia file.

6. What is Internet ?What is Internet ?
 It is aIt is a Global network of computers,Global network of computers,
(servers or clients).(servers or clients).
toto exchange information.exchange information.
 It is aIt is a "network of networks""network of networks" that includesthat includes
millionsmillions of private and public, academic,of private and public, academic,
business, and government networks (local orbusiness, and government networks (local or
Global),Global),
linkedlinked by copper wires, wireless connections,by copper wires, wireless connections,
and other technologies.and other technologies.

7. Applications Of InternetApplications Of Internet
 Download programs and filesDownload programs and files
 E-MailE-Mail
 Voice and Video ConferencingVoice and Video Conferencing
 E-CommerceE-Commerce
 File SharingFile Sharing
 Information browsingInformation browsing
 Search the web addresses for access throughSearch the web addresses for access through
search enginesearch engine
 Chatting and many more…Chatting and many more…

8. Disadvantages of InternetDisadvantages of Internet
 Theft of personal informationTheft of personal information such as name,such as name,
address, credit card number etc.address, credit card number etc.
 Virus threatsVirus threats nothing but a program which disruptsnothing but a program which disrupts
the normal functioning of your system.the normal functioning of your system.
 SpammingSpamming refers to receiving unwanted e-mails inrefers to receiving unwanted e-mails in
bulk, which provide no purpose and needlesslybulk, which provide no purpose and needlessly
obstruct the entire systemobstruct the entire system..
Though, internet can also create havoc, destruction and itsThough, internet can also create havoc, destruction and its
misuse can be very fatal,misuse can be very fatal,
thethe advantagesadvantages of it outweigh itsof it outweigh its disadvantagesdisadvantages..

9. IntranetIntranet
 Internal company network that uses InternetInternal company network that uses Internet
standards (HTML, HTTP & TCP/IP protocols) &standards (HTML, HTTP & TCP/IP protocols) &
software.software.
 Accessed only by authorized persons, especiallyAccessed only by authorized persons, especially
members or employees of the organizationmembers or employees of the organization
 An intranet is a network that exists exclusivelyAn intranet is a network that exists exclusively
within an organization and that is based on internetwithin an organization and that is based on internet
technology.technology.

10. Database 1Database 1
Workstation 1Workstation 1
Database 2Database 2
Internet
Firewall
Intranet
Basic Intranet Layout

11. Features of IntranetFeatures of Intranet
The objective of intranet is to organize eachThe objective of intranet is to organize each
individual desktop with minimal cost, time andindividual desktop with minimal cost, time and
effort to be more productive, cost efficient, timelyeffort to be more productive, cost efficient, timely
and competitive.and competitive.
1.Open architecture based on internet.1.Open architecture based on internet.
2.www facilitates the intranet and it is easy to use.2.www facilitates the intranet and it is easy to use.
3.Reduced cost of n/ws and license free.3.Reduced cost of n/ws and license free.
4.Scalability is possible i.e, easy to scale up and down.4.Scalability is possible i.e, easy to scale up and down.

12. Components of IntranetComponents of Intranet
 A networkA network
 TCP/IP on Servers and ClientsTCP/IP on Servers and Clients
 Hardware for hosting Intranet ServicesHardware for hosting Intranet Services
 Software - Mail server as a minimumSoftware - Mail server as a minimum
- web server for hosting web pages- web server for hosting web pages
 Mail ServersMail Servers
 BrowsersBrowsers

13. Advantages of IntranetAdvantages of Intranet
 Sharing of company policies/rules & regulationsSharing of company policies/rules & regulations
 Access employee databaseAccess employee database
 Distribution of circulars/Office OrdersDistribution of circulars/Office Orders
 Access product & customer dataAccess product & customer data
 Sharing of information of common interestSharing of information of common interest
 Launching of personal/departmental home pagesLaunching of personal/departmental home pages
 Submission of reportsSubmission of reports
 Corporate telephone directoriesCorporate telephone directories
 Just in Time InformationJust in Time Information
 Collaborative, Group Working, Latest updated ResearchCollaborative, Group Working, Latest updated Research
base, increased timeliness and accuracy of information.base, increased timeliness and accuracy of information.

14. Business Applications of IntranetBusiness Applications of Intranet
 Human Resource DepartmentHuman Resource Department
 Sales and MarketingSales and Marketing
 Accounting and FinanceAccounting and Finance
 Manufacturing and OperationManufacturing and Operation
 Other Application- bulletin board, news, interOther Application- bulletin board, news, inter
and intra office email communicationand intra office email communication

15. ExtranetExtranet
 Extranet is an Intranet for outside authorizedExtranet is an Intranet for outside authorized
users using same internet technology.users using same internet technology.
 Inter-organizational information system.Inter-organizational information system.
 enable outsiders to work together withenable outsiders to work together with
company’s employees.company’s employees.
 open to selected suppliers, customers & otheropen to selected suppliers, customers & other
business partnersbusiness partners
 Extranet is a collaborative internet connectionExtranet is a collaborative internet connection
with other companies and business partners.with other companies and business partners.

16.  Extranet allows limited, controlled, secureExtranet allows limited, controlled, secure
access between a company’s intranet andaccess between a company’s intranet and
designated, authenticated users from remotedesignated, authenticated users from remote
locations.locations.
 Components Include:Components Include:
- Intranets- Intranets
- Web Server- Web Server
- Internet Service Provider (ISP)- Internet Service Provider (ISP)
- Firewalls- Firewalls
- Interface S/ws- Interface S/ws
- Business Applications- Business Applications

17. Basic Extranet LayoutBasic Extranet Layout
Corporate
Intranet
Corporate
Intranet
Firewall
INTERNET
Firewall
Distributors
Customers
Suppliers

18. Examples..Examples..
 Dealers/distributors have access toDealers/distributors have access to
product files such as :-product files such as :-
1.1. product specification,product specification,
2.2. pictures,pictures,
3.3. images, etc.images, etc.
to answer the queries of the customer.to answer the queries of the customer.

19. Benefits of ExtranetBenefits of Extranet
 Improved quality, global reach.Improved quality, global reach.
 lower travel costs, lower administrative & otherlower travel costs, lower administrative & other
overhead costs.overhead costs.
 reduction in paperwork.reduction in paperwork.
 delivery of accurate information on time.delivery of accurate information on time.
 improved customer service, customer loyalty.improved customer service, customer loyalty.
 better communication.better communication.
 overall improvement in businessoverall improvement in business
effectiveness.effectiveness.

20. Disadvantages of ExtranetDisadvantages of Extranet
 The suppliers & customer who don’tThe suppliers & customer who don’t
have technical knowledge feel problem.have technical knowledge feel problem.
 Faceless contact.Faceless contact.
 Information can be misused by otherInformation can be misused by other
competitors.competitors.
 Fraud may be possible.Fraud may be possible.
 Technical Employees are required.Technical Employees are required.

21. Layered System ViewLayered System View
Intrane
t
Interne
t
Corporate members
Global society: competitors
Extranet
Clients, Partners,
Customers