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| A compilation of data from a database that is organized and produced in printed format. |
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| A large worldwide collection of networks that use a common protocol to communicate with each other. |
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| Large amounts of routine data loaded asynchronously. |
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| Networks in which servers and clients have defined roles. |
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| National Science Foundation |
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Definition
| The organization in the United States that initiated the development of the NSFNET (National Science Foundation Network) which became a major componenet of the Internet. |
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| A type of primary storage that is volatile and can be accessed randomly by the CPU. |
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| A group of computers and associated peripheral devices connected by a communication channel capable of sharing information and other resources (e.g., a printer) among users. |
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| basic input/output system |
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Definition
| Programs and instructions that are automatically loaded when the computer is turned on. |
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| Computer hardware that transforms inputs into outputs. |
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| basic input-output system |
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Definition
| Programs and instructions that are automatically loaded when the computer is turned on. |
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| Allocation of computing resources on the basis of users' needs, often ona pay-per-use basis. |
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| Software that is accessed via the Web and is hosted by an application service provider. |
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| Input device for pinting at items and selecting menu items with a GUI. |
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| A type of primary storage on which data has been prerecorded and is nonvolatile. |
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Definition
| A specialized circuit board that supports the ability to convert digital information into sounds that can be listened to on speakers or headphones plugged into the card; a microphone can also be plugged into the card for capturing audio for storage or processing. |
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| structured query language |
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Definition
| the most common language used to interface with databases. |
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Definition
| Video output device used to project an image onto a large screen. |
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| A telephone system that serves a particular location, such as a business, connecting one telephone extension to another within the system and connecting the internal extensions to the outside telephone network. |
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| Pointing device used to select menu items and drag and drop items. |
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Definition
| Software tool that helps users build reports quickly and describe the data in a useful format. |
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Definition
| An emerging technology that uses wireless communication to exchange data between computing devices using short-range radio communication, typically within an area of 10 meters. |
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| A device launched to orbit earth and enable network communication. |
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| Any computer that may both request and provide services. |
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Definition
| networks that enable any computer or device on the network to provide and request services. |
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Definition
| Any computer on the network that enables access to files, printing, communications, and other services available to users of the network; it typically has a more advanced microprocessor, more memory, a larger cache, and more disk storage than a single-user workstation. |
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| Temporary storage for current calculations. |
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Definition
| Temporary storage locations inside the CPU where data must reside while being processed or manipulated. |
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Definition
| Microwave transmission using satellites as relay stations to transfer high-frequency radio signals between antennas located on earth |
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Definition
| Memory that does no lose its data after power is shut off. |
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Definition
| A collection of related attributes about a signle entity. |
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Definition
| The ability to adapt to increases or decreases in demand for processing or data storage. |
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Term
| basic input-output system |
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Definition
| Programs and instructions that are automatically loaded when the computer is turned on. |
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Definition
| A capability of a DBMS that enables data to be requested by providing a sample or a description of the types of data the user would like to see. |
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Definition
| An intelligent device used to connect and route data traffic across two or more individual networks. |
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Definition
| Method used to retrieve information from a database. |
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Definition
| Device used for transferring engineering designs from the computer to drafting paper, which is often as big as 34 to 44 inches. |
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Definition
| Procedures that different computers follow when they transmit and receive data. |
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Definition
| Digital representation of data and information using sequences of zeros and ones. |
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Definition
| Input device that converts printed text and images into digital data. |
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| Advanced Research Projects Agency Network |
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Definition
| A wide area network linking various universities and research centers; forerunner of the Internet. |
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Definition
| Methods for permanently storing data to a large-capacity storage component, such as a hard disk, diskette, CD-ROM disk, or tape. |
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Definition
| The transmission capacity of a computer or communications channel. |
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Term
| wireless local area network |
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Definition
| Local area network using a wirelss transmission protocol. |
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Definition
| A computer that does not exist as a physical machine, but is implemented in software, allowing multiple computers to be run on a single server. |
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Definition
| The pathways used to transmit and receive eletromagmetic signals using methods such as infra-red line-of-sight, high-frequency radio, and microwave systems. |
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| online transaction processing |
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Definition
| Immediate automated responses to the requests from multiple concurrent transactions from customers |
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Definition
| Computers offering lower performance than mainframes but higher performance than microcomputers that are typically used for engineering and midsized business applications |
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Definition
| The unique Internet address for a Web site and specific web pages within sites. |
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Definition
| The physical pathways to send data and information between two or more entities on a network. |
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Definition
| Short for binary digit; the individual ones and zeros that make up a byte. |
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Definition
| A system of Internet servers that support documents formatted in HTML, which supports links to other documents, as well as graphics, audio, and video files. |
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Definition
| The physical box that houses all the electronic components that do the work of the computer. |
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Term
| videoconferencing over IP |
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Definition
| The use of Internet technologies for videoconferencing. |
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Term
| ultra low power bluetooth |
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Definition
| New standard for PANs, characterized by low cost, small size, and low power consumption. |
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Term
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Definition
| Microwave transmission using earth-based antennas that require an unobstructed path or line-of-sight between nodes; often used to cross inaccessible terraine or to connect buildings where cable installation would be infeasbile or expensive. |
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Definition
| The most expensive and most powerful category of computers. It is primarily used to assist in solving massive research and scientific problems. |
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Definition
| A computer used to host Web sites. |
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Definition
| The highest level of Internet domain names in the domain name system, as indicated by their suffix (i.e., .com, .edu, or .org) |
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Term
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Definition
| A form of on-demand computing where resources in terms of processing, data storage, or networking are rented on an as-needed basis. The organization receives a bill for the services used from the provider at the end of each month. |
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Definition
| The use of multiple virtual machines (run on large servers) to reduce energy needs. |
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Definition
| The collection of programs that controls the basic operations of computer hardware. |
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Definition
| A collection of interlinked Web pages typically belonging to the same person or business organization. |
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Definition
| The interface provided by the operating system to allow the user to interactwith the computer. Main two types: GUI and Command Line Interface |
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Definition
| Cable made of two or more pairs of insulated copper wires twisted together. |
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Definition
| The process of breaking information into small chunks called data packets and then managing the transfer of those packets from computer to computer via the Internet. |
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Definition
| A collection of related records in a database where each row is a record and each column is an attribute. |
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Definition
| A storage disk coated with a metallic substance that is written to (or read from) when a laser beam passes over the surface of the disk. |
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Definition
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Definition
| Policies by which a business runs. |
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Definition
| A computer network that spans a relatively large geographic area; typically used to connect two or more LANs> |
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Definition
| A sofware application that can be used to locate and display Web pages including text, graphics, and multimedia content. |
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Definition
| A hypertext document stored on a Web server that contains not only information, but also references or links to other documents that contain related information. |
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Definition
| Software for which the source code is freely available for use and/or modification. |
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Definition
| A wireless specification for personal area networking (PAN) of desktop computers, peripheral devices, mobile phones, pagers, portable stereos and other handheld devices. |
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Definition
| The use of the Internet technologies for placing telephone calls. |
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Definition
| Online provider offering hosted storage solutions. |
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Term
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Definition
| Policies by which a business runs. |
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Definition
| Wireless LAN, based on the 802.11 family of standards. |
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Term
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Definition
| Memory that loses its content when the power is turned off. |
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Term
| transmission control protocol/internet protocol |
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Definition
| The protocol of the Internet, which allows different interconnected networks to communicate using the same language. |
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Definition
| Hardware devices that deliver information in a usable form. |
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Term
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Definition
| Hardware devices that deliver information in a usable form. |
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Definition
| Software that coordinates the interaction between hardware devices, peripherals, application software, and users. |
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Term
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Definition
| Typically 8 bits or about one typed character. |
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