Term
| Information Technology (IT) |
|
Definition
| various applications and devices for creating, storing, exchanging, and using information in diverse modes, including visual images, voice, multimedia and business data |
|
|
Term
|
Definition
| use of the internet and other electronic means for retailing and business-to-business transactions |
|
|
Term
|
Definition
| principle in which companies produce in large volumes, but each unit features the unique options the customer prefers |
|
|
Term
|
Definition
| gigantic system of interconnected computers - more than 100 million computers in over 100 countries |
|
|
Term
| Hypertext Transfer Protocol (HTTP) |
|
Definition
| communications protocol used for the World Wide Web, in which related pieces of information on separate web pages are connected using hyperlinks |
|
|
Term
|
Definition
| branch of the internet consisting of interlined hypertext documents, or web pages |
|
|
Term
| Simple Message Transfer Protocol (SMTP) |
|
Definition
| basic communications protocols used to receive email |
|
|
Term
|
Definition
| organization's private network of internally linked web sites accessible only to employees |
|
|
Term
|
Definition
| system that allows outsiders limited access to a firm's internal information network |
|
|
Term
|
Definition
| IT that allows groups of people to communicate simultaneously from various locations via email, phone, or video |
|
|
Term
| VSAT Satellite Communications |
|
Definition
| network of geographically dispersed transmitter-receivers (transceivers) that send signals to and receive signals from a satellite, exchanging voice, video, and data transmissions |
|
|
Term
|
Definition
| group of two or more computers linked together by some form of cabling or by wireless technology to share data or resources, such as a printer |
|
|
Term
|
Definition
| common business network in which clients make requests for information and resources and servers provide the services |
|
|
Term
|
Definition
| computers that are linked over long distances through telephone lines, microwave signals, or satellite communications |
|
|
Term
|
Definition
| computers that are linked in a small area, such as all of a firm's computers within a single building |
|
|
Term
| Wireless Wide Area Network (WWAN) |
|
Definition
| network that uses airborne electronic signals instead of wires to link computers and electronic devices over long distances |
|
|
Term
|
Definition
| technology using a wireless local area network |
|
|
Term
| Wireless Local Area Network |
|
Definition
| local area network with wireless access points for PC users |
|
|
Term
|
Definition
| physical components of a computer network, such as keyboards, monitors, system units, and printers |
|
|
Term
|
Definition
| programs that tell the computer's hardware what resources to use and how to use them |
|
|
Term
|
Definition
| system that uses IT resources to convert data into information and to collect, process, and transmit that information for use in decision making |
|
|
Term
|
Definition
| raw facts and figures that, by themselves, may not have much meaning |
|
|
Term
|
Definition
| meaningful, useful interpretation of data |
|
|
Term
| Information Systems Managers |
|
Definition
| managers who operate the systems used for gathering, organizing, and distributing information |
|
|
Term
|
Definition
| the collection, storage, and retrieval of data in electronic files |
|
|
Term
|
Definition
| the application of electronic technologies for searching, sifting, and reorganizing pools of data to uncover useful information |
|
|
Term
| Knowledge Information System |
|
Definition
| information system that supports knowledge workers by providing resources to create, store, use, and transmit new knowledge for useful applications |
|
|
Term
| Computer-Aided Design (CAD) |
|
Definition
| IS with software that helps knowledge workers design products by simulating them and displaying them in three-dimensional graphics |
|
|
Term
| Management Information System (MIS) |
|
Definition
| computer system that supports managers by providing information - reports, schedules, plans, and budgets - that can be used for making decisions |
|
|
Term
| Decision Support System (DSS) |
|
Definition
| interactive system that creates virtual business models for a particular kind of decision and tests them with different data to see how they respond |
|
|
Term
|
Definition
| cybercriminal who gains unauthorized access to a computer or network, either to steal information money, or property or to tamper with data |
|
|
Term
|
Definition
| unauthorized use of personal information (such as SSN and address) to get loans, credit cards, or other monetary benefits by impersonating the victim |
|
|
Term
|
Definition
| something produced by the intellect or mind that had commercial value |
|
|
Term
|
Definition
| program unknowingly downloaded by users that monitors their computer activities, gathering email addresses, credit card numbers, and other information that it transmits to someone outside the host system |
|
|
Term
|
Definition
| junk email sent to a mailing list or a newsgroup |
|
|
Term
|
Definition
| security system with special software or hardware devices designed to keep computers safe from hackers |
|
|
Term
|
Definition
| product that protects systems by searching incoming emails and data files for "signatures" of known viruses and virus-like characteristics |
|
|
Term
|
Definition
| software that assigns an email message to a unique code number (digital fingerprint) for each computer so only that computer, not others, can open and read the message |
|
|
