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chapters 1-3
definitions
| Question | Answer |
|---|---|
| communication | the transmission of data from one device to another |
| ribbon | a set of commands grouped by task and used in office 2007 programs to issue commands to the computer. |
| hyperlink | text or an image that is linked to a web page or other type of document |
| dialog box | a window that requires the user to supply additional information |
| icon | a small graphical image that invokes some action when selected |
| programmer | a person whose primary job responsibility is to write maintain and test computer programs |
| embedded computer | a tiny computer embedded in a product and designed to perform specific tasks or functions for that product |
| smart phone | a mobile device based on a mobile phone |
| midrange server | a medium sized computer used to host programs and data for a small network |
| domain name | a text based internet address used to uniquely identify a computer on the internet |
| unicode | an international coding system for text based data using any written language |
| bit | the smallest unit of data a digital computer can recognize represented by 0 or a 1 |
| byte | a group of 8 bits |
| barcode reader | an input device that reads barcodes |
| biometric reader | a device used to input biometric data |
| motherboard | the main circuit board of a computer located inside the system unit to which all computer system components connect |
| dual core CPU | a CPU that contains two seperate processing cores |
| volatile | describes a medium whose content is erased when the power is shut off |
| cache memory | a group of fast memory chips located on or near the CPU to help speed up processing |
| pixel | the smallest colorable area in an electronic image, such as a scanned document digital photograph or image displayed on a display screen |
| internet content provider | a person or an organization that provides internet content |
| conventional dial pu internet access | dial up internet access via a conventioanl dial up modem and standard telephone lines |
| direct connection | an always on type of internet connection in which the PC or other device is continually to the internet |
| T1 line | a leashed high speed dedicated line used to provide fast direct internet access |
| hotspot | a location that provides wireless internet access to the public |
| search engine | a software program used by a search site to recieve matching web pages from a search database |
| directory search | a type of internet search in which categories are selected to locate information on the internet |
| instant messaging | a way of exchanging real time typed messages with other individuals |
| voice over internet protocol | the process of placing telephone calls via the internet |
| webinar | a seminar presented via the web |
Created by:
samanthafricke
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