Glossary 241
Terms
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:
document — Any file created with an application and, if saved to disk, given a name by which it can be retrieved. See also file.
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 TouchPad control button or mouse button while moving the cursor to drag a selected object. Refers to the primary TouchPad control button or left mouse button, unless otherwise stated.
driver — See device driver.
DVD — An individual digital versatile (or video) disc. See also
Eemulation — A technique in which a device or program imitates another device or program.
enable — To turn on a computer option. See also disable.