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33 Cards in this Set
- Front
- Back
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computer
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Electronic device, operating under the control of instructions stored in its own memory, that can accept data, process the data according to specified rules, produce results, and store the results for future use.
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data
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Collection of unprocessed items, which can include text, numbers, images, audio, and video.
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information
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Processed data that conveys meaning and is useful to people.
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software
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Series of related instructions that tells a computer what task(s) to perform and how to perform them.
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CPU (central processing unit)
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Electronic component on a computer's motherboard that interprets and carries out the basic instructions that operate the computer.
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ROM
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Read-only memory-memory saved to the computer not easily accessed or changed.
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RAM
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Random access memory-temporary memory, lost upon shut down.
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USB
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Establishes a communication between a device and a computer.
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network
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Collection of computers and devices connected together, often wirelessly, via communications devices and transmission media, allowing computers to share resources.
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client
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Computer on a network that requests resources from the server.
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Internet
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Worldwide collection of networks that connects millions of businesses, government agencies, educational institutions, and individuals.
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Web
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Worldwide collection of electronic documents called Web pages, the Web is one of the more popular services on the Internet. Also called the World Wide Web.
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phishing
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having people send personal information to someone who will use it for personal gain.
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Web 2.0
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Term used to refer to Web sites that provide a means for users to share personal information, allow users to modify Web site content, and have application software built into the site for visitors to use.
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graphical user interface (GUI)
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Type of user interface that allows a user to interact with software using text, graphics, and visual images, such as icons.
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icon
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Miniature image displayed on a computer screen that represents a program, an instruction, or some other object.
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system software
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Programs that control or maintain the operations of a computer and its devices.
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application software
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Program designed to make users more productive and/or assist them with personal tasks.
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utility program
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Type of system software that allows a user to perform maintenance-type tasks usually related to managing a computer, its devices, or its programs.
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loads
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Process of a computer copying a program from storage to memory.
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personal computer
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Computer that can perform all of its input, processing, output, and storage activities by itself and contains a processor, memory, and one or more input and output devices, and storage devices.
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mobile computer
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Personal computer that a user can carry from place to place.
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embedded computer
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Special-purpose computer that functions as a component in a larger product.
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convergence
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Term used to refer to the trend of manufacturers offering computers and devices with technologies that overlap.
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server
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Computer that controls access to the hardware, software, and other resources on a network and provides a centralized storage area for programs, data, and information.
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mainframe
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Large, expensive, powerful computer that can handle hundreds or thousands of connected users simultaneously, storing tremendous amounts of data, instructions, and information.
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supercomputer
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Fastest, most powerful, and most expensive computer, capable of processing more than one quadrillion instructions in a single second.
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operating system
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Set of programs that coordinates all the activities among computer hardware devices.
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tower
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Tall and narrow system unit that can sit on the floor vertically if desktop space is limited.
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PDA
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Lightweight mobile device that provides personal information management functions such as a calendar, appointment book, address book, calculator, and notepad. See also personal digital assistant.
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handheld computer
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Computer small enough to fit in one hand. See also Ultra-Mobile PC (UMPC).
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computer-aided manufacturing (CAM)
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Use of computers to assist with manufacturing processes such as fabrication and assembly.
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GPS
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Global positioning system-shows where you are at based on satellite communications.
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