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Keyterms an Definitions

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
personal computer (PC)   A computer used by one person at a time. Examples are desktops, laptops, & MP3 players also called microcomputers.  
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central processing unit (CPU)   A microprocessor, or tiny computer chip, that receives and carries out all the instructions given to a computer. Known as the "brain" of a computer.  
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bit   The smallest unit of computerized data always either a 1 or a 0.  
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byte   Equal to 8 bits. The building block for all information that flows through a computer.  
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hardware   The collection of physical pieces, or components, that make up a computer.  
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input   Information that is entered into a computer.  
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output   Information that a computer produces and delivers back to the user.  
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read-only memory (ROM)   Memory that permanently stores data and that cannot be erased or changed. Holds your computer's start up instructions.  
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random-access memory (RAM)   Temporary memory that a computer uses to store data and process information while working in a program. It is erased when the computer is turned off.  
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storage device   Computer equipment used to store data. Examples of storage devices are hard drive, network server, floppy disk, CD, DVD, and USB flash drive.  
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software   A set of instructions, also called a program or application, that tells a computer how to perform tasks. Types of software include Web browsers, email, word processing, presentation, & spreadsheet.  
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operating system (OS)   Software that controls all the other software programs and allows your hardware devices to work properly. Types include Microsoft Windows, Mac, Linux, & handheld systems used in MP3s & cell phones.  
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network   A group of computers connected together, often through a central server, using telephone lines, cables, satellite links, radio, and/or other communication devices.  
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computer   An electronic device that processes data.  
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keyword   is a word or words that is keyed into a search that matches the topic you are looking for.  
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Content search   information from a list of categories and topics.  
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Keyword search   Key one or more keywords.  
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drive   the largest store area.  
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file   is a collective of data.  
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folder   a place to save and organize files.  
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shortcut   is an icon that is a direct link to a file or folder.  
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save as   duplicate,copy, or save a file  
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