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| entering data into the computer |
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| Performing operations on the data. |
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| Presenting the results of processing the data. |
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| Saving the original data or the output for future use. |
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| All of the physical parts of the computer, such as the keyboard, screen, printer, and so forth. |
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| main system software program which starts up the computer and controls its operations. |
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| programs designed to allow people to perform specific tasks using a computer, such as creating letters, preparing budgets, and customer invoices, managing inventory and customer databases, playing games, scheduling airline flights, viewing web pages, listening to music, and exchanging e-mail messages. |
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| Ties a group of computers together so that users can share hardware, software, and data, as well as electronically communicate with each other. |
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| designed to be used by one person at a time. |
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| designed to be used in conjunction with a company network. Instead of using their own local disk drives for storage and their own CPUs for processing, these computers typically utilize a network server for those tasks. |
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| Network computers or other devices designed primarily for accessing web pages and/or exchanging e-mail. |
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| a medium-sized computer used to host programs and data for a small network. |
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| Larger, more expensive, and more powerful than midrange servers, mainframes usually operate 24 hours a day, serving thousands of users connected to the mainframe via PCs, network computer, or dumb terminals, in a manner similar to the way users connect to midrange servers. |
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| the most powerful and most expensive type of computer available. |
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| A common pointing device that the user slides along a flat surface to move a pointer around the screen and clicks its buttons to make selections. |
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| A display device for a desktop PC. |
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| A group of 8 buts, normally used to represent one character to a computer. |
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| A low-capacity, removable magnetic disk made of flexible plastic permanently sealed inside a hard plastic cover. |
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| A named place on a storage medium in which files can be stored to keep them organized. |
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| An input device containing numerous keys, arranged in a configuration similar to that of a typewriter, that can be used to input letters, numbers, and other symbols. |
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| An output device that sprays droplets of ink to produces images on paper. |
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Definition
| An output device that uses toner powder and technology similar to that of a photocopier to produce images on paper. |
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Definition
| A piece of hardware, such as a floppy drive or CD drive, into which a storage medium is inserted to be read from or written to. |
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| A small, rectangular type of flash memory medium, such as a CompactFlash or Secure Digital (SD) Card. |
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Definition
| A storage system consisting of one or more metal magnetic disks permanently sealed with an access mechanism inside its drive. |
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Definition
| A type of hardware that accepts output from the computer and presents it in a form the user can understand. |
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| Chips located on the motherboard that provide a temporary location for the computer to hold data and program instructions while they are needed. |
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| Data that has been processed into a meaningful form. |
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| Something stored on a storage medium, such as a program, document, or image. |
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| The chip located inside the system unit of a computer that performs the processing for a computer. |
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| The main box of a computer that housed the CPU, motherboard, memory, and other devices. |
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| The main circuit board of a computer, located inside the system unit, to which all computer system components connect. |
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| A document, typically containing hyperlinks to other documents, located on a Web server and available through the World Wide Web |
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Definition
| A form of private chat set up to allow users to easily and quickly exchange real-time typed messages with the individuals they specify. |
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Definition
| A learning environment in which the student is physically located away from the instructor and other students; commonly, instruction and communications take place via the Internet. |
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| A numeric Internet address used to uniquely identify a computer on the Internet. |
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| A program used to view Web pages. |
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| The use of computer, video cameras, microphones, and other communications technologies to conduct face-to-face meetings over the Internet. |
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| The act of doing financial transactions over a network, typically the Internet. |
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| Electronic messages sent from one user to another over the Internet or other network. |
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| A Web site designed to help users search for Web pages that match specified keywords or selected categories. |
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| A Web page that contains short, frequently updated entries in chronological order, typically by just one individual; also called a Web log. |
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Definition
| A type of direct broadband Internet access that transfers data over standard telephone lines and doesn't tie up the user's telephone line. |
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| A type of internet connection that requires the user to connect his or her PC or other device to the service provider's computer before each Internet session. |
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| An internet address, consisting of a username and computer domain name, that uniquely identifies a person on the Internet. |
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| A Web page that offers a variety of Internet services to persuade users to select it as their main entrance to the rest of the Web. |
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| The collection of Web pages available through the Internet. |
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| Text or an image located on a Web page or other document that is linked to another Web page or document. |
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| A name that uniquely identifies a person on a particular network; it is combined with a domain name to form an e-mail address. |
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| Uniform Resource Locator (URL) |
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Definition
| An Internet address, usually beginning with http://, that uniquely identifies a Web page. |
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