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14 Dell PowerEdge 6300 Systems User’s Guide
starts over with the first physical drive.
By carefully selecting the size of the data
block, the chance that the information
needed can be read from or written to
multiple physical drives at once is
increased, greatly increasing the perfor-
mance of the composite drive. See also
block, block size, and RAID.
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Abbreviation for super video graphics
array. See also VGA.
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See parameter.
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Sync negotiation is a SCSI feature that
allows the host adapter and its attached
SCSI devices to transfer data in synchro-
nous mode. Synchronous data transfer is
faster than asynchronous data transfer.
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The rules that dictate how you must type
a command or instruction so that the com-
puter will understand it.
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As the main circuit board, the system
board usually contains most of your com-
puter’s integral components, such as the
following:
Microprocessor
RAM
Expansion-card connectors
Controllers for standard peripheral
devices, such as the keyboard
Various ROM chips
Frequently used synonyms for system
board are
motherboard
and
logic board
.
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System diskette is a synonym for
bootable
diskette
.
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System memory is a synonym for
RAM
.
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System Setup program options allow you
to configure your computer’s hardware.
Some options in the System Setup
program require that you reboot the
computer in order to make a hardware-
configuration change. Because the Sys-
tem Setup program is stored in NVRAM,
any options that you set remain in effect
until you change them again.
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When you start Windows, it consults the
system.ini file to determine a variety of
options for the Windows operating
environment. Among other things, the
system.ini file records which video, mouse,
and keyboard drivers are installed for
Windows.
Running the Control Panel or Windows
Setup program may change options in the
system.ini file. On other occasions, you
may need to change or add options to the
system.ini file manually with a text editor,
such as Notepad.
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Some devices, especially disk drives, con-
tain a terminator to absorb and dissipate
excess current. When more than one
such device is connected in a series, you
may need to remove the terminator—or
change a jumper setting to disable it—un-
less it is the last device in the series.
However, some devices have terminators
that should never be removed or disabled.
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An application program for editing text
files consisting exclusively of ASCII char-
acters. MS-DOS Editor and Notepad (in
Windows) are text editors, for example.
Most word processors use proprietary file
formats containing binary characters, al-
though some can read and write text files.
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See video mode.
7)7
Abbreviation for thin film transistor. A flat-
panel display for notebook computers
where each pixel is controlled by one to
four transistors.