291
Glossary
5.375 x 8.375 ver 2.3
disk
— A round, flat piece of material that can be magnetically
influenced to hold information in digital form, and used in the
production of magnetic disks, such as diskettes and hard disks.
Compare
disc.
See also
diskette, hard disk.
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 and release the primary control button adjacent
to the TouchPad or the mouse button rapidly twice without moving
the TouchPad or mouse. In the Windows
®
operating system, this
refers to the TouchPad left control button or the 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 mouse button while moving the cursor to drag
a selected object. In the Windows
®
operating system, this refers to
the left mouse button, unless otherwise stated.
driver
— See
device driver
.
DVD
— An individual digital versatile (or video) disc. See also
DVD-
ROM
.