LECTURE – I e-COMMERCE İstanbul Commerce University Vocational School.

LECTURE – ILECTURE – Ie-COMMERCEe-COMMERCE

İstanbul Commerce University Vocational Schoolİstanbul Commerce University Vocational School

INTERNETINTERNETThe Internet is a global system of The Internet is a global system of interconnected computer networks interconnected computer networks that use the standard Internet that use the standard Internet Protocol (TCP/IP). Protocol (TCP/IP).

HOSTHOST

The clientThe client –– serverserver (Host) (Host) model is model is used today on the Internetused today on the Internet. . Web Web browsers are clients that connect to browsers are clients that connect to web servers and retrieve web pages web servers and retrieve web pages for display.for display.

ISPISP

An Internet service provider (ISP)An Internet service provider (ISP) is a is a company that offers its customers company that offers its customers access to the Internetaccess to the Internet. . ISPs may ISPs may provide Internet e-mail accounts provide Internet e-mail accounts , , hosting and databases through their hosting and databases through their ISP's servers. ISP's servers.

History of the InternetHistory of the Internet

IInternet nternet is a product of the Cold War is a product of the Cold War between the Soviet Union and the between the Soviet Union and the United States. United States. ((1947-19621947-1962))

Major objective of the Internet is to Major objective of the Internet is to continue communication during air continue communication during air offensive between US military basesoffensive between US military bases.. Because internet has not any Because internet has not any communication center which can be communication center which can be targeted by the enemy. targeted by the enemy.

In the 1950s and early 1960s an In the 1950s and early 1960s an informal group informal group was was formed within formed within ARPA (ARPA (Advanced Research Projects Advanced Research Projects AgencyAgency). ).

As a result of the studies conducted As a result of the studies conducted in ARPA Pin ARPA Packet-Switchingacket-Switching method method was developed.was developed. Packet switching is a Packet switching is a digital networking communications digital networking communications method that groups all transmitted method that groups all transmitted data into packets.data into packets.

TCP/IPTCP/IP

TCP/IP TCP/IP is the set of communications is the set of communications protocols used for the Internet and other protocols used for the Internet and other similar networks. It is named from two of similar networks. It is named from two of the most important protocols in it: the the most important protocols in it: the Transmission Control Protocol (TCP) and Transmission Control Protocol (TCP) and the Internet Protocol (IP)the Internet Protocol (IP). . DARPADARPA released released TCP/IPTCP/IP technology as free of charge and as technology as free of charge and as unrestricted to the world. unrestricted to the world.

ARPANET in 1969 ARPANET in 1969

In In 1991 1991 WWWWWW interface was interface was developed in CERN by Sir Tim developed in CERN by Sir Tim Berners-Lee. Berners-Lee.

In In 1993 1993 WWW revolution begun to WWW revolution begun to rise rise . .

WWWWWW

The World Wide Web, abbreviated as WWW and The World Wide Web, abbreviated as WWW and commonly known as The Web, is a system of commonly known as The Web, is a system of interlinked hypertext documents contained on the interlinked hypertext documents contained on the Internet. With a web browser, one can view web Internet. With a web browser, one can view web pages that may contain text, images, videos, and pages that may contain text, images, videos, and other multimedia and navigate between them by other multimedia and navigate between them by using hyperlinks.using hyperlinks.

WWW revolution is also named as WWW revolution is also named as hypertext revolution. hypertext revolution.

Hypertext is text displayed on a Hypertext is text displayed on a computer with references computer with references (hyperlinks) to other text that the (hyperlinks) to other text that the reader can immediately accessreader can immediately access

Key Features of the InternetKey Features of the Internet

DecentralizedDecentralized FreeFree GlobalGlobal Unbounded Unbounded AsynchronousAsynchronous Dynamic (Interactive)Dynamic (Interactive)

DecentralizedDecentralized

There is not a central computer. There is not a central computer. Therefore nobody can shut down the Therefore nobody can shut down the internet. This feature arised from internet. This feature arised from logic of the original design. Because logic of the original design. Because it was designed for military purposes.it was designed for military purposes.

FreeFree

Nobody can restrain the contents Nobody can restrain the contents exist on internet. Everybody can exist on internet. Everybody can reach to the prohibited sites through reach to the prohibited sites through proxy servers. proxy servers.

GlobalGlobal

By means of internet you can By means of internet you can broadcast to any place in the world. broadcast to any place in the world.

UnboundedUnbounded

Web sites can easily violate the Web sites can easily violate the national borders.national borders.

AsynchronousAsynchronous

On the internet there is not any time On the internet there is not any time constraint. We can view any content constraint. We can view any content and broadcast whenever we want. and broadcast whenever we want. On the contrary TV or Radio On the contrary TV or Radio broadcasts are synchroneous. broadcasts are synchroneous.

Dynamic (Interactive)Dynamic (Interactive)

Internet facilitate interactive Internet facilitate interactive information sharing and collaboration information sharing and collaboration between visitors. For example you between visitors. For example you add a comment to some news add a comment to some news papers. papers.

DDark ark SSide of the ide of the IInternet nternet Black market activitiesBlack market activities. . Illegal gamble. Illegal gamble. Fraudulent acts.Fraudulent acts. Terrorist activities.Terrorist activities. Illegal medicine trade.Illegal medicine trade. Intellectual property rights violationsIntellectual property rights violations. .

Top Ten Languages Used Top Ten Languages Used in the Webin the Web

SPAMSPAM

Spam is the abuse of electronic Spam is the abuse of electronic messaging systems to send messaging systems to send unsolicited bulk messages unsolicited bulk messages indiscriminately. indiscriminately.

The earliest documented spam was a The earliest documented spam was a message advertising the availability message advertising the availability of a new model of Digital Equipment of a new model of Digital Equipment Corporation computers sent to 393 Corporation computers sent to 393 recipients on ARPANET in 1978recipients on ARPANET in 1978. .

Elementary Components of Elementary Components of e-Commercee-Commerce

Dynamic web sitesDynamic web sites DatabasesDatabases V-pos payment systemsV-pos payment systems

Dynamic web sitesDynamic web sites

Classical web page design using only Classical web page design using only HTML provides static contentHTML provides static content.. However, a web page can also However, a web page can also provide a live user experience. provide a live user experience. Content on a web page can change, Content on a web page can change, in response to different contexts or in response to different contexts or conditions.conditions.

DatabasesDatabases

Databases consist of software-based Databases consist of software-based "containers" that are structured to "containers" that are structured to collect and store information so users collect and store information so users can retrieve, add, update or remove can retrieve, add, update or remove such informationsuch information..

V-pos payment systemsV-pos payment systems

Virtual POS is a web application that Virtual POS is a web application that can be used by card-accepting can be used by card-accepting merchantsmerchants..

NEGATIVE PROFIT FACTORS NEGATIVE PROFIT FACTORS ON INTERNETON INTERNET

Low CostsLow Costs ::

Low costs cause the new players to Low costs cause the new players to enter the market easilyenter the market easily. .

Copyright Infringement: Copyright Infringement:

Contents on the internet can easily Contents on the internet can easily be copied. So most of the be copied. So most of the newspapers are free on internet. Is newspapers are free on internet. Is otherwise possible? otherwise possible?

Logistics Costs :Logistics Costs :

Logistic cost per unit is increasing Logistic cost per unit is increasing depending on distance. depending on distance.

IPR – IPR – Intellectual Intellectual PProperty roperty RRights ights

Intellectual property (IP) refers to Intellectual property (IP) refers to creations of the mind.creations of the mind.

Intellectual property rights play an Intellectual property rights play an indispensable role in theindispensable role in the formation, formation, development and protection of innovative development and protection of innovative capacitycapacity

IP is divided into twoIP is divided into two categories: categories: 

Industrial property, which includes Industrial property, which includes inventions (patents), trademarks, inventions (patents), trademarks, industrial designs, and geographic industrial designs, and geographic indications of sourceindications of source..

Copyright, which includes literary and Copyright, which includes literary and artistic works such as novels, poems and artistic works such as novels, poems and plays, films, musical works, artistic works plays, films, musical works, artistic works such as drawings, paintings, photographs such as drawings, paintings, photographs and sculptures, and architectural and sculptures, and architectural designs.designs.

Active – Passive User ConceptsActive – Passive User Concepts

Web sites can survive provided that Web sites can survive provided that they can increase the number of they can increase the number of their users.their users.

Active User: Continuously visit the Active User: Continuously visit the site.site.

Pasive User: Don’t visit the site Pasive User: Don’t visit the site anymore.anymore.

Up-to-date content and tools are Up-to-date content and tools are crucial for keeping users active.crucial for keeping users active.

How Hürriyet, google, facebook to How Hürriyet, google, facebook to keep their visitors active? keep their visitors active?