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Showing posts with the label lecture notes Web technology

Journey of Information Retrieval

                                                            Background The explosion of the World Wide Web (more commonly referred to as the Web) as an important information source has moulded the behaviour of many information seekers and consumers [1,2,3]. With such a popularity of the Web, a new discipline based on the concepts of traditional information retrieval (IR), called the Web information retrieval (WebIR) has been created; many innovative ones have also been introduced. In 1999, the Web was estimated to have only one–two billion publicly accessible pages, but was growing exponentially. Search systems, primarily viewed as tools for topical research, are now often used in a growing number of tasks, including navigation and shopping assistance. A s more and more users are relying on the Internet for information, search engines have emerged as a handy tool for information retrieval. This is clearly apparent on the World Wide Web, where the growth of available information

Electronic Payments

Introduction Online electronic payments are not tantamount to electronic payments. In the emergence of e-commerce, credit cards have long been represented by electronic means of payment, credit cards in shopping malls. Many hotels and other places and items could swipe of the card, POS terminals Regulations, ATM cash forms of payment. And online electronic payments, online payments also known as electronic currency, broadly speaking, refer to a transaction in the online exchange of funds; It is a network-based electronic financial, a business card transactions for all types of electronic tools and media,the electronic computer and communications technologies as a means Electronic data (binary data) stored in the bank's computer system. and through the computer network system in the form of the flow of electronic information transfer and payment. Electronic Payment System is the basis for online payments, and online payments system development is a higher form of electronic

EDI

HISTORY  OF EDI ¢   It was not until the 1970’s, when work began for national EDI standards. ¢   Both client and vendors input their requirements to create a set of standard data formats that —   were hardware independent; —   were unambiguous and could be used by all trading partners; —   reduced labor-intensive tasks such as data-entry; —   allowed the sender of data to control the exchange including receipt confirmation of by the other party EDI implies  the computer-to-computer exchange of business data in a standard,   machine-processable format.   The information is generally patterned after a conventional paper document, such as a purchase order or invoice. It is a “paperless trading” Components of EDI ¢   Trading Partner A trading partner is any company, government department, or commercial or non-commercial entity with whom an organization regularly exchanges documents of formatted data (not just letters or memos ¢   Tradin