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Glossary 11
W
warm boot
Process of resetting the computer without turning off the power through keyboard input
(pressing Ctrl, Alt, and Del keys simultaneously). The system returns to an initial or
arbitrarily selected condition.
warm swap
Process of swapping devices in and out of a computer system without turning off the
power. The system must be in a sleep state before removing or inserting a device.
waveform
A graphic representation of a sound wave as displayed on an oscilloscope, which
converts sound waves into electronic signals.
write
To record or store information to a storage device.
X
XGA
Extended Graphics Array. This high-resolution graphics standard supports 640 x 480 –
1024 x 768 pixel and 16 million simultaneous colors. XGA also supports non-
interlaced monitors.
Z
zoomed video
A direct high-speed connection between the video, audio, and graphics subsystems
within the computer that provides the high-quality path required for smooth video
playback or TV tuner transmission. Zoomed video technology allows data transfer
directly between a PC card and VGA controller allowing notebook computers to
connect via PC card to real-time multimedia devices such as video cameras.