Toshiba Satellite M40X-119 User Manual page 166

Glossary
CRT: Cathode Ray Tube. A vacuum tube in which beams projected on a
cursor: A small, blinking rectangle or line that indicates the current
D
DC: Direct Current. Electric current that flows in one direction. This type of
default: The parameter value automatically selected by the system when
device driver: A program that controls communication between a specific
dialog box: A window that accepts user input to make system settings or
disk drive: The device that randomly accesses information on a disk and
display: A CRT, LCD, or other image producing device used to view
DOS: Disk Operating System. See operating system.
driver: A software program, generally part of the operating system, that
DVD-RAM: A Digital Versatile Disc Random Access Memory is a high-
DVD-ROM: A Digital Versatile Disc Read Only Memory is a high capacity,
E
execute: To interpret and execute an instruction.
F
fast infrared: An industry standard that enables cableless infrared serial
floppy disk: A removable disk that stores magnetically encoded data.
Glossary-4
fluorescent screen-producing luminous spots. An example is the
television set.
position on the display screen.
power is usually supplied by batteries.
you or the program do not provide instructions. Also called a preset
value.
peripheral device and the computer. The CONFIG.SYS file contains
device drivers that MS-DOS loads when you turn the computer on.
record other information.
copies it to the computer's memory. It also writes data from memory
to the disk. To accomplish these tasks, the unit physically rotates the
disk at high speed past a read-write head.
computer output.
controls a specific piece of hardware (frequently a peripheral device
such as a printer or mouse).
capacity, high performance disc that lets you store large volumes of
data. The DVD-ROM drive uses a laser to read data from the disc.
high performance disc suitable for play back of video and other
high-density files. The DVD-ROM drive uses a laser to read data
from the disc.
data transfer at speeds of up to 4 Mbps.
TOSHIBA M40X Series