Toshiba Portege 4000, Руководство пользователя

Страница: 261 / 278

Glossary
Terms
261
disk drive — The device that reads and writes information and programs
on a diskette or hard disk. It rotates the disk at high speed past one or
more read/write heads.
diskette — A thin, flexible disk in a protective jacket that stores
magnetically encoded data. Diskettes can be removed from the
computer and come in two sizes: 5.25-inch and 3.5-inch. Your
computer uses 3.5-inch diskettes. See also
double-density diskette,
high-density diskette.
document — Any file created with an application and, if saved to disk,
given a name by which it can be retrieved. See also file .
double-click — To press the AccuPoint II control button or mouse
button rapidly twice without moving the AccuPoint or mouse. In the
Windows
®
operating system, this refers to the primary AccuPoint
control button or left mouse button, unless otherwise stated.
double-density diskette — A 3.5-inch diskette that can hold up to 720
KB of information (half the capacity of a high-density diskette). See
also
diskette, high-density diskette.
download — (1) In communications, to receive a file from another
computer through a modem or network. (2) To send font data from
the computer to a printer. See also
upload .
drag — To hold down the AccuPoint II control button or mouse button
while moving the cursor to drag a selected object. In the Windows
®
operating system, this refers to the primary AccuPoint II control
button or left mouse button, unless otherwise stated.
driver — See device driver .
DVD — An individual digital versatile (or video) disc. See also DVD-
ROM .
DVD-ROM (digital versatile [or video] disc read-only memory) — A
very high-capacity storage medium that uses laser optics for reading
data. Each DVD-ROM can hold as much data as several CD-ROMs.
Compare
CD-ROM.
E
emulation — A technique in which a device or program imitates another
device or program.
enable — To turn on a computer option. See also disable .