G
2
3
4
5
6
A
8
G 5
id lb
may also include special commands. The operating system,
PnP BIOS, hardware and power subsystems, are coordinated
to detect the devices presence and status and stop the system
from crashing during a swap.
I - J
IDE
An abbreviation for
I
ntegrated
D
rive
E
lectronics (or
I
ntelligent
D
evice
E
lectronics). Among IBM-compatible computers, this
is the most common type of internally-mounted hard disk con-
troller. External devices usually use SCSI controllers.
Internal option
A part installed inside the system unit cover which enhances
operation of the system, such as an adapter and a memory
chip.
Interrupt
A signal that, when activated, causes the hardware to transfer
the program control to some specific location in main storage,
thus breaking the normal flow of the program being executed.
K - L
KB
(Kilobyte) 1024 bytes.
LBA Mode
An abbreviation for
L
ogical
B
lock
A
ddress Mode. This is an
alternate way for the BIOS to interpret cylinder, head and sec-
tor information about hard disks. Before LBA mode, the BIOS