Dell Latitude D400 User Manual page 240

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D E L L C O N F I D E N T I A L – P R E L I M I N A R Y 1 / 2 9 / 0 3 – F O R P R O O F O N LY
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Glossar y
only once onto a CD-R. Once recorded, the data cannot be erased or written over.
C D - R W — CD rewritable — A rewritable version of a CD. Data can be written to
a CD-RW disc, and then erased and written over (rewritten).
CD -RW — A drive that can read CDs and write to CD-RW (rewritable
D R I V E
CDs) and CD-R (recordable CDs) discs. You can write to CD-RW discs multiple
times, but you can write to CD-R discs only once.
C D - R W / D V D — A drive, sometimes referred to as a combo drive, that
D R I V E
can read CDs and DVDs and write to CD-RW (rewritable CDs) and CD-R
(recordable CDs) discs. You can write to CD-RW discs multiple times, but you can
write to CD-R discs only once.
— The speed, given in MHz, that indicates how fast computer
C L O C K S P E E D
components that are connected to the system bus operate.
C O A — Certificate of Authenticity — The Windows alpha-numeric code located
on a sticker on your computer. You may need the COA to complete the operating
system setup or reinstallation. Also referred to as the Product Key or Product ID.
C P — A Windows utility that allows you to modify operating
O N T R O L A N E L
system and hardware settings, such as display settings.
— A chip that controls the transfer of data between the
C O N T R O L L E R
microprocessor and memory or between the microprocessor and devices.
C RI M M — continuity rambus in-line memory module — A special module that
has no memory chips and is used to fill unused RIMM slots.
— The marker on a display or screen that shows where the next keyboard,
C U R S O R
touch pad, or mouse action will occur. It often is a blinking solid line, an underline
character, or a small arrow.
D
D D R S D RA M — double-data-rate SDRAM — A type of SDRAM that doubles
the data burst cycle, improving system performance.
— Hardware such as a disk drive, printer, or keyboard that is installed in or
D E V I C E
connected to your computer.
— See driver.
D E V I C E D R I V E R
DIN — A round, six-pin connector that conforms to DIN
C O N N E C T O R
(Deutsche Industrie-Norm) standards; it is typically used to connect PS/2 keyboard
or mouse cable connectors.
— A technique for spreading data over multiple disk drives. Disk
D I S K S T R I P I N G
striping can speed up operations that retrieve data from disk storage. Computers
that use disk striping generally allow the user to select the data unit size or stripe
width.