NEC SX, Инструкция по обслуживанию и справочник

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2 Glossary
CMOS
Complementary Metal Oxide Semiconductor. A chip that contains nonvolatile
memory in the NEC Versa. CMOS is backed up by an internal lithium battery that
preserves clock/calendar data and system configuration parameters stored in
CMOS.
cold boot
Process of starting up the computer by turning on the power. If power is already on,
the process means to turn off the computer and turn it on again. A cold boot
reinitializes all devices.
crt
Cathode-Ray Tube. A type of display screen used in desktop monitors. It forms the
screen image using tiny dots called pixels. See also LCD.
cursor
A movable image on the display screen that indicates where the next entered data
appears.
D
diskette
A thin flexible platter coated with a magnetic material for storing information.
diskette drive
A magnetic drive that writes on and retrieves data from a diskette.
DSTN
Double-Scan Super-Twisted Nematic. A type of technology used in some NEC
Versa LCD screen displays.
E
enhanced VGA
A video interface that offers more colors or higher resolution than VGA.
extended RAM
The area of RAM above the first megabyte of memory in the system available for
enhancing system performance.
F
function key
The set of keys on the keyboard (usually F1 through F12) that let you get help and
error message information or quickly select frequently used commands.