Term
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| an electronic device that accepts input, processes data, displays output, and stores data for retrieval later |
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| a computer, it's peripheral devices, and software |
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| used by large businesses and government agencies to provide centralized storage, processing, and management of large amounts of data |
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| used by large corporations and government agencies when the tremendous volume of data would seriously delay processing on a mainframe computer. |
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| the words, numbers, figures, sounds, and graphics that describe people, events, things, and ideas |
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| located inside the computer and is the main electronic component of the computer |
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| Central Processing Unit (CPU) |
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| responsible for executing instructions to process information |
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| data and instructions you put into the computer |
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| the result of the computer processing input |
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| a device used to issue commands that tell the computer how to process data |
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| device that displays the output of the computer (monitor, printer, etc.) |
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| similar to a mouse, exceprt that, the rolling ball is on the top side and you control the movement of the pointer by moving only the ball |
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| a touch sensitive device that you drag your finger over to control the pointer |
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| Liquid Crystal Display (LCD) |
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| creates the image you see on the screen by manipulating light within a layer of liquid crystal |
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| the number of pixels the computer monitor displays |
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| installed on the motherboard, controls the signals the computer sends to the monitor |
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Term
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| contains the instructions that tell a computer how to perform |
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| created by the user, usually with software |
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| the representation of data as a 1 or 0 |
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| one character of storage space on a disk or in RAM |
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| stores instructions and data in a computer |
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| Random Access Memory (RAM) |
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| temporarily holds programs and data while the computer is on and allows the computer access to that data randomly |
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| a chip on the motherboard that has been pre-recorded with data |
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| the set of events that occurs between the moment you turn on the computer and the moment you begin to use the computer |
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| magnetic storage media that contains several metal platters that are sealed inside a case |
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| polycarbonate discs that are coated with a reflective metal on which data is recorded using laser technology(CD, DVD) |
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| small portable cards encased in plastic to which data can be written and rewritten |
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Term
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| the transmission of data from one computer to another or to a peripheral device |
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| connects one computer to other computers and peripheral devices |
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| acts as a central storage location for programs and provide mass storage for most data on the network |
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| when a network does not have a server, and all computers are equal |
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| computers and peripheral devices are located relatively close to each other |
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| more than one LAN connected together |
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| Wi-Fi (Wireless Fidelity) |
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| a network connected using a standard radio frequency to connect computers to a LAN over short distances |
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| uses short range radio frequencies to connect a device wirelessly to another device or the internet |
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| the steps a computer owner takes to prevent unauthorized use of or damage to the computer |
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| any program that is intended to cause harm or convey information to others without the owner's permission |
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| harmful programs that instruct your computer to perform destructive activities |
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| searches executable files for malware, erasing or disabling the malware |
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| program that tracks a computer user's internet usage and sends that data back to the person or company who created it |
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| prevents other computers on the internet from accessing a computer |
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| a web site set up to look exactly like another site |
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| sending e-mails with a link to a spoofed site that asks for personal information |
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| helps the computer carry out its basic operating tasks |
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| among other things, controls basic input and output |
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| Graphical User Interface (GUI) |
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| a computer environment in which the user manipulates graphics, icons, and dialog boxes to execute commands |
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| what a programmer uses to write computer instructions |
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| enables you to perform specific computer tasks |
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