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C++
A programming language used for creating software programs in DOS, Windows, UNIX, etc.
Cable Modem
A modem that sends and receives data over television cable lines. Cable modems typically transmit data faster than telephone connections.
Cache
A store of frequent or recently used information which can be retrieved quickly used to increase speed. (pronounced CASH).
Cascading Style Sheets
Templates in which you define the style for a particular HTML element once, link font style or colour, and then use it over and over on any number of web pages.
CD-R
(Compact Disk-Recordable) A type of disk drive that can create CD-ROMs and audio CDs. CD-R drives are now standard on home computers. CD writing software is also needed to create CDs.
CD-ROM
(Compact Disk-Read Only Memory). An optical disk from which information may be read, but not written. Also refers to a standard disk drive that can read CD-ROMs.
Click
To press a mouse button. When done twice in rapid succession, it is referred to as a double-click.
Client
Any program that uses the services of another program.
CPU
(Central Processing Unit) The CPU is the brains of the computer. Sometimes referred to simply as the processor, the CPU is where most calculations take place. In terms of computing power, the CPU is the most important element of a computer system.
CRT
(Cathode Ray Tube) Common type of monitor using emissive cathode ray technology.
Cursor
A focal point on the computer screen, often marked with a flashing line or block. Text typed into the computer will usually appear at the cursor.