Toshiba SATELLITE P500 User Manual

Page 239

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Glossary

239

double-click — To press and release the pointing device’s primary

button rapidly twice without moving the pointing device. In the
Windows

®

operating system, this refers to the pointing device’s left

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.

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.

executable file — A computer program that is ready to run. Application

programs and batch files are examples of executable files. Names of
executable files usually end with a .bat or .exe extension.

expansion device — A device that connects to a computer to expand its

capabilities. Other names for an expansion device are port expander,
port replicator, docking station, or network adapter.

extension — See file extension.

external device — See device.

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