文档介绍：Key to Exercises
Chapter 1
Answer the questions on the text.
(1) The process of buying and selling of products and services across a work is often called merce.
(2) It began in the 1960s and 1970s, when banks began transferring money to each other electronically, using electronic funds transfer (EFT), and when panies began sharing transaction information electronically with their suppliers and customers via electronic data interchange (EDI).
(3) The is a public work works, connecting many small works. Computers on the use mon set of rules, called protocols, munication. The primary protocol is called TCP/IP (Transmission Control / Protocol).
(4) It stands for service provider, which provides access to a puter.
(5) It is the acronym of the World Wide Web, also called simply the Web. It is a subset of the puters called Web servers store documents that are linked together by hypertext links, called hyperlinks. A hyperlink can be text or a picture that is associated with the location (path and filename) of another document. The documents, called Web pages, can contain text, graphics, video, and audio as well as hyperlinks. A Web site is a collection of related Web pages. A Web browser is a software application used to access and view Web pages stored on a Web server. The two most popular Web browsers at this writing are Microsoft Explorer scape Navigator.
(6) The new economy is one that is characterized by the widespread electronic linking of individuals and businesses. In this new economic environment, time and space are much less limiting factors, information is more important and accessible, traditional intermediaries are being replaced, and the consumer holds increasing amounts of power. The is both an effect and a cause of this new economy, and has panies of all sizes to transact business and exchange information electronically.
(7) Because information is easier to customize than hard goods, panies are finding that the information portion of their pr