Epson ActionNote 4SLC/33 User Manual page 153

Conventional memory
The amount of memory in the computer below lMB that is
available to MS-DOS and application programs-usually
640KB. Also called base memory or main memory.
Coprocessor
An optional integrated circuit (chip) that assists the CPU in
performing certain numeric calculations faster. See also
Copy-protected program
A type of program that cannot be copied. Some copy-protected
programs require you to leave the program diskette in the
diskette drive while you are using it. Some also require the
computer to be running at low speed instead of high speed.
CPU
Central Processing Unit. The integrated circuit (chip)
responsible for integrating program instructions, performing
calculations, and controlling all input and output operations.
CPU speed
The speed at which the CPU can execute commands. The
ActionNote can run at 25 or 33 MHz (Turbo) or 8 MHz
(Normal). Also called clock speed, execution speed, or
operating speed.
CRT
Cathode Ray Tube. A type of video display, such as a color
monitor or a TV screen.
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