Bull NovaScale 5000 Series, Руководство пользователя

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G-1
Glossary
User’s Guide
Glossary
A
AC: A lternating C urrent generated by the power
supply. See DC.
ACPI: A
dvanced
C
onfiguration and
P
ower
I
nterface. An industry specification for the efficient
handling of power consumption in desktop and
mobile computers. ACPI specifies how a
computer’s BIOS, operating system, and peripheral
devices communicate with each other about power
usage.
Address: A label, name or number that identifies a
location in a computer memory.
AMI: A
merican
M
egatrends
I
ncorporated.
ANSI: A merican N ational S tandards I nstitute.
API: A pplication P rogram I nterface. The specific
method prescribed by a computer operating
system or by an application program by which a
programmer writing an application program can
make requests of the operating system or another
application.
Archive: (Archive file). A file that is a copy of a
history file. When a history file is archived, all
messages are removed from the history file.
ASCII: A merican N ational S tandard C ode for
I nformation I nterchange. A standard number
assigned to each of the alphanumeric characters
and keyboard control code keys to enable the
transfer of information between different types of
computers and peripherals.
B
Backup: A copy of data for safe–keeping. The
data is copied form computer memory or disk to a
floppy disk, magnetic tape or other media.
Backup battery: The battery in a computer that
maintains real–time clock and configuration data
when power is removed.
Baud rate: The speed at which data is transmitted
during serial communication.
BIOS: B asic I nput / O utput S ystem. A program
stored in flash EPROM or ROM that controls the
system startup process.
BIST: B uilt– I n S elf– T est. See POST.
Bit: Derived from BI nary digi T . A bit is the smallest
unit of information a computer handles.
BSP: B
oard
S
upport
P
ackage. Part of the PMB
embedded software, in charge of PMB hardware
initialization and providing hardware related
functions to the VxWorks operating system and to
the Maestro application.
BSP: B
oot
S
trap
P
rocessor. A master processor
elected among the processors of a QBB to drive
QBB initialization.
BTU:
British Thermal Unit.
C
Cache Memory: A very fast, limited portion of
RAM set aside for temporary storage of data for
direct access by the microprocessor.
CD-ROM: C ompact D isK R ead- O nly M emory.
High-capacity read-only memory in the form of an
optically readable compact disk.
Cell: The smallest set of hardware components
allocated to a single OS. A cell is functionally
defined by:
– the number of available processors
– memory capacity
– I/O channel capacity.
CellBlock: A group of interconnected cells within a
single domain. See Central Subsystem.
Central Subsystem: A group of interconnected
cells gathered within a single domain. See
CellBlock.
Chip: Synonym for integrated circuit. See IC.