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33 Cards in this Set
- Front
- Back
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CPU
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the “Brains” of the computer where the work is done.
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Command-line Interface
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type of user interface in which the user types commands or press special keys on the keyboard to enter data and instructions.
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Graphical User Interface
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a menu based interface known as icons (pictures that appear on the desktop environment).
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Hard Copy
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a printed page of text or graphics
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Hardware
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the physical equipment of a computer system that you can touch.
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Impact Printers
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a printer that strikes the paper in order to form images. Example: Dot Matrix Printer
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Keyboard
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an input device that enters data with letters, numbers, symbols, and special function keys.
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Modem
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computer hardware that allows information to be passed through the telephone lines
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Monitor
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the video screen of the computer.
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Mouse
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a pointing device used primarily with graphical interfaces
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Non-impact Printer
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a printer that forms images without striking the paper. Example: Laser or Inkjet Printers. (Laser printers are considered to be the Cadillac of all printers)
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Output
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the information that leaves the computer
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Random Access Memory (RAM)
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a type of memory that can be read from and written to by the processor and other devices. Ram memory is volatile.
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Read Only Memory (ROM)
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a type of memory that is used to store permanent data and instructions because it is nonvolatile.
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Scanner
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used like a copy machine to allow information to be input into the computer.
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Softcopy
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output viewed on the monitor.
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Anti-virus Program
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A computer program that detects viruses and repairs files
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Bomb
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A destructive computer code or virus designed to activate at a specific time
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Commercial Software
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Software whose copyright is owned by the author/software publisher
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Copyright
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Protection giving the owner the exclusive right to reproduce or distribute copies of his or her own work
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Encryption
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Process of converting readable data into unreadable characters to prevent unauthorized access
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Ethics
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The moral guidelines that govern the use of computers and information systems
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Freeware
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Software that is given away free of charge, but whose author still retains all rights
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Hacker
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A person who secretly gains access to computers and files without permission
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Hoax
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A program intended to scare users into thinking they have a virus
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Password
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A safeguard for access to a computer or computer program
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Phage
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A program that modifies other programs, operating systems, and database
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Piracy
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The illegal copying and distribution of software
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Public Domain Software
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Software that is not copyrighted and is free to copy and distribute
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Shareware
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Copyrighted software distributed free of charge on a trial basis with parment by the honor system
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Trojan Horse
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A virus that is disguised as a useful peice of software
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Virus
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A computer program designed to cause damage to a computer
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Worm
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A destructive computer program that bores its way through a computer's files or through a computer's network
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