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Stack 1-3
chapters 1,2,3
Question | Answer |
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Input | The process of entering data into a computer, can also refer to data itself. |
Output | The process of presenting the results of processing; can also refer to the results themselves. |
Communications | The Trasmission of data from one device to another. |
Data | Raw, unorganized facts. |
Menu | A set of options (usually text-based) used to issue commands to the computer. |
Toolbar | A set of icons used to issue commands to the computer. |
Ribbon | A set of commands grouped by task and used in Office 2007 programs to issue commands to the computer. |
Taskbar | The bar located at the bottom of the Windows desktop that contains the Start button, task buttons, and the system tray. |
Dialog Box | A window that requires the user to supply additional information. |
Mainframe computer | A computer used in large organizations (such as hospitals, large businesses, and colleges) that need to manage large amounts of centralized data and run multiple programs simultaneously. |
Bit | The smallest unit of data a digital computer can recognize; represented by a 0 or 1. |
Binary numbering system | The numbering system that represents all numbers using just two symbols (0 and 1). |
ASCII (American Standard Code for Information Interchange) | A fixed-length, binary coding system widely used to represent text-based data for computer processing on many types of computers. |
Unicode | An international coding system for text-based data using any written language. |
Mouse | 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. |
System Unit | The main box of a computer that houses the CPU, motherboard, memory, and other devices. |
Dual-core CPU | A CPU that contains two seperate processing cores. |
RAM (random access memory) | Chips connected to the motherboard that provide a temporary location for the computer to hold data and program instructions while they are needed. |
Cache memory | A group of fast memory chips located on or near the CPU to help speed up processing. |
Flash memory | A type of nonvolatile memory that can be erased and reprogrammed; commonly implemented in the form of sticks or cards. |
Internet service provider (ISP) | A business or other organization that provides Internet access to others, typically for a fee. |
T1 line | A leased high-speed dedicated line used to provide fast, direct Internet access. |
Cable Internet access | Fast, direct Internet access via cable TV lines |
DSL (Digital Subscriber Line) Internet access | Fast, direct Internet access via standard telephone lines. |
Broadband over fiber (BoF) | Very fast, direct Internet access via fiber optic networks, also reffered to as fiber-to-the-premises (FTTP) |
Hotspot | A location that provides wireless Internet access to the public. |
Instant Messaging (IM) | A way of exchanging real-time typed messages with other individuals. |
Portal | A Web page designed to be designated as a browser home page; typically can be customized to display personalized content. |
Podcast | A recorded audio or video file that is available over the Internet. |
CD | An optical disc with a typical storage capacity of 650 MB; common formats include CD-ROM, CD-R, and CD-RW. |