Toshiba M40 user manual Write protection, Glossary-13

	write protection
S-video:This connection provides	V
separate lines for contrast and color,	VGA: Video graphics array is an
which produces a video image superior	industry standard video adapter that
to that produced by a composite con-	lets you run any popular software.
nection. See also RCA jack.	volatile memory: Random access
synchronous: Having a constant time
	memory (RAM) that stores informa-
interval between successive bits, char-	tion as long as the computer is con-
acters or events.	nected to a power source.
system disk: A disk that has been for-	W
matted with an operating system. For
MS-DOS the operating system is con-	Warm dock/undock: Connecting or
tained in two hidden files and the
	disconnecting a device to or from the
COMMAND.COM file. You can boot
	computer while the computer is sus-
a computer using a system disk. Also
	pended.
called an operating system disk.
	warm start: Restarting or resetting a
T
	computer without turning it off.
terminal: A typewriter-like keyboard	window: A portion of the screen that
	can display its own application or doc-
and CRT display screen connected to
	ument. Often used to mean a Microsoft
the computer for data input/output.
	Windows window.
TFT: A color LCD technology that
	Wireless LAN: A short-range radio
applies individual transistors to each
	technology designed to simplify wire-
pixel enabling fine display control and
	less communication with other LAN
excellent screen legibility.
	systems based on Direct Sequence
TTL: Transistor-transistor logic. A
	Spread Spectrum radio technology that
logic circuit design that uses switching	complies with the IEEE 802.11 Stan-
transistors for gates and storage.	dard (Revision B).
U	write protection: A method for pro-
	tecting a diskette (floppy disk) from
USB: Enables chain connection of a	accidental erasure.
number of USB-equipped devices to
one port on your computer. For exam-
ple, you might connect a USB-HUB to
the computer, then connect a keyboard
to the USB-HUB and a mouse to the
keyboard.

GLOSSARY

Glossary-13