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hardware — The physical components of a computer system. Compare
software.
Hibernate — A feature of many Toshiba notebook computers that saves
to the hard disk the current state of your work, including all open
files and programs, when you turn the computer off. When you turn
on the computer again, your work is returned to the same state it was
when the computer was turned off. See also Stand By, Suspend.
high-density diskette — A 3.5-inch diskette that holds 1.44 MB of data.
See also diskette.
hot key — (1) A feature in which certain keys in combination with the
key can set system options or control system parameters, such as the
battery save mode. (2) A key or combination of keys that activates a
memory resident program.
hot swapping — The ability to add or remove devices from a computer
while the computer is running and have the operating system
automatically recognize the change.
I
icon — A small image displayed on the screen that represents a function,
file, or program.
interlaced — A method of refreshing a computer screen, in which only
every other line of pixels is refreshed. Interlaced monitors take two
passes to create a complete screen image. Compare non-interlaced.
internal device — See device.
Internet — The decentralized, world-wide network of computers that
provides electronic mail, the World Wide Web, and other services.
See also World Wide Web.
K
keyboard shortcut — A key or combination of keys that you use to
perform a task instead of using a pointing device such as the
TouchPad.
kilobyte (KB) — A unit of data equal to 1024 bytes. See also byte.
L
L1 (level one) cache — Memory cache built into the processor to help
improve processing speed. See also cache, CPU cache, L2 cache.
L2 (level two) cache — Memory cache installed on the motherboard to
help improve processing speed. It is slower than L1 cache and faster
than main memory. See also cache, CPU cache, L1 cache.
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Glossary
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