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Word Description
cathode ray tube (CRT) A glass vacuum tube with a fluorescent screen that glows when struck by electrons. Images are displayed by electron beams which constantly scan the screen; a variable electromagnetic field within the tube directs these beams. TV screens and computer monitors both contain cathode ray tubes.
CRT Cathode ray tube, used in computer monitors.
crippleware Demonstration software which is distributed in a limited form in order to entice trial users to buy it; for example, a game in which the trial user can only play the first couple of levels.
Creative Labs A Milpitas, California manufacturer of sound cards; producer of the Game Blaster stereo sound board, the Sound Blaster card, and the Sound Blaster Multimedia Upgrade Kit.
cross-post Posting a single article to several newsgroups at the same time -- generally considered inconsiderate by newsgroup members.
crash A sudden, major failure of a computer because of hardware or software problems; often causes loss of data.
cracker A person who breaks into computer systems, using them without authorization, either maliciously or to just to show off.
CPU Central Processing Unit. The CPU controls the operation of a computer. Units within the CPU perform arithmetic and logical operations and decode and execute instructions. In microcomputers, the entire CPU is on a single chip.
central processing unit (CPU). The central processing unit controls the operation of a computer. Units within the CPU perform arithmetic and logical operations and decode and execute instructions. In microcomputers, the entire CPU is on a single chip.
Computer Professionals for Social Responsibility (CPSR). A public-interest alliance of computer scientists and others interested in the impact of computer technology on society. As concerned citizens, they direct public attention to critical choices concerning the applications of computing and how those choices affect society.
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Explanation

A picture that gives an overview of a collection of information, usually statistical or mathematical information. A graph can reveal trends that would be harder to recognize by just looking at numbers. Some kinds of graphs are a line graph, a bar graph, and a pie chart.

 
 
 
 
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