Lenovo 22P7196 User Guide - Page 23

Appendix, Glossary

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Appendix B. Glossary Backup Backup is the process of copying disk information so that it is preserved in case of equipment failures or software and operating system corruptions. Base backup image Original sector-based backup image of the primary hard disk created during the Rapid Restore installation process. This image is the foundation upon which cumulative and most recent backups are created. Boot Refers to the initial startup of a computer, such as when you power on or restart a computer. Boot-time The time during which a computer boots-when a computer starts up but the operating system has not yet taken over control of the computer. It is during this time that the OBRM's pre-operating system interface is accessible to the user. Boot Manager A software program stored in the master boot record that reads the boot sector record of the partition containing the operating system to be booted into RAM. In turn, that record contains a program that loads the rest of the operating system into RAM Byte A group of eight bits, which can represent a number from zero through 255, a letter of the alphabet, or a variety of other things. CD-R CD-R (for compact disc, recordable) is a type of write once, read many (worm) compact disc (CD) format that allows one-time recording on a disc. CD-RW CD-RW (for compact disc, re-writable) is a compact disc (CD) format that allows repeated recording on a disc. CD-ROM Compact Disk Read-Only Memory. An electronic media commonly used within the software industry to store information. As the name implies, the original contents of a CD-ROM cannot be modified. Controller © Copyright IBM Corp. 2004 13

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Appendix
B.
Glossary
Backup
Backup
is
the
process
of
copying
disk
information
so
that
it
is
preserved
in
case
of
equipment
failures
or
software
and
operating
system
corruptions.
Base
backup
image
Original
sector-based
backup
image
of
the
primary
hard
disk
created
during
the
Rapid
Restore
installation
process.
This
image
is
the
foundation
upon
which
cumulative
and
most
recent
backups
are
created.
Boot
Refers
to
the
initial
startup
of
a
computer,
such
as
when
you
power
on
or
restart
a
computer.
Boot-time
The
time
during
which
a
computer
boots—when
a
computer
starts
up
but
the
operating
system
has
not
yet
taken
over
control
of
the
computer.
It
is
during
this
time
that
the
OBRM’s
pre-operating
system
interface
is
accessible
to
the
user.
Boot
Manager
A
software
program
stored
in
the
master
boot
record
that
reads
the
boot
sector
record
of
the
partition
containing
the
operating
system
to
be
booted
into
RAM.
In
turn,
that
record
contains
a
program
that
loads
the
rest
of
the
operating
system
into
RAM
Byte
A
group
of
eight
bits,
which
can
represent
a
number
from
zero
through
255,
a
letter
of
the
alphabet,
or
a
variety
of
other
things.
CD-R
CD-R
(for
compact
disc,
recordable)
is
a
type
of
write
once,
read
many
(worm)
compact
disc
(CD)
format
that
allows
one-time
recording
on
a
disc.
CD-RW
CD-RW
(for
compact
disc,
re-writable)
is
a
compact
disc
(CD)
format
that
allows
repeated
recording
on
a
disc.
CD-ROM
Compact
Disk
Read-Only
Memory.
An
electronic
media
commonly
used
within
the
software
industry
to
store
information.
As
the
name
implies,
the
original
contents
of
a
CD-ROM
cannot
be
modified.
Controller
©
Copyright
IBM
Corp.
2004
13