E-commerce is fundamentally transforming every business - corporations, universities, NGOs, media and government. The emergence of electronic and mobile commerce creates numerous business opportunities and applications.
Electronic commerce, defined as the buying and selling of goods and services and the transfer of funds through digital communications includes a wide variety of applications, such as auctions, banking, marketplaces and exchanges, recruiting and retailing.
There are three types of distinguished e-commerce applications i.e. consumer-to-business application, business-to-business application and intra-organizational application.
New technological development such as web services, web processes and semantics have allowed the creation of a new breed of e-commerce applications which can orchestrate cross organizational and distributed services.
One of the examples of e-commerce applications, home shopping, is already in wide used and has generated substantial revenues for many companies ruining e-mails or e-store.
These stores/malls enable a customer to enter on-line stores look at products, try on computerized clothes, see a reflection in the digital mirror and purchase with overnight delivery against credit card billing.
A computer system is a collection of hardware and software components designed to provide an effective tool for computation. Computer system are used in every walk of life to assist us in the various tasks we perform. The wide availability of the internet has enhance the use of computer for information sharing and communication. Computer system allows us to store, process, display and communicate information. In any modern computer system even a simple one, in general needs several different programs in order to accomplish its various functions.
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