Dell PowerEdge 7150 User Manual
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Acronym for nickel cadmium.
NiMH
Abbreviation for nickel-metal hydride.
NMI
Abbreviation for nonmaskable interrupt. A device sends an NMI to signal the microprocessor about hardware errors such as parity errors.
noninterlaced
A technique for decreasing screen flicker by sequentially refreshing each horizontal line on the screen.
ns
Abbreviation for nanosecond(s), one billionth of a second.
NVRAM
Abbreviation for nonvolatile random-access memory. Memory that does not lose its contents when you turn off your system. NVRAM is used for maintaining the date,
time, and system setup options.
parallel port
An I/O port used most often to connect a parallel printer to your system. You can usually identify a parallel port on your system by its 25-hole connector.
parameter
A value or option that you specify to a program. A parameter is sometimes called a switch or an argument.
partition
You can divide a hard-disk drive into multiple physical sections called partitions with the fdisk command. Each partition can contain multiple logical drives. For
example, you could partition a 2-GB hard-disk drive into two physically separate partitions with three logical drive assignments, as shown in the following table.
After partitioning the hard-disk drive, you must format each logical drive with the format command.
PC Card
Slightly larger than a credit card, a PC Card is a removable I/O card—such as a modem, LAN, SRAM, or flash memory card—that adheres to the PCMCIA
standards. See also PCMCIA.
PCI
Abbreviation for Peripheral Component Interconnect. A standard for local-bus implementation developed by Intel Corporation.
PCMCIA
Abbreviation for Personal system Memory Card International Association. See also PC Card.
PDC
Acronym for primary domain controller.
PERC
Acronym for PowerEdge Expandable RAID controller. This is a Dell-specific RAID controller.
peripheral device
An internal or external device—such as a printer, a disk drive, or a keyboard—connected to a system.
PGA
Physical Partitions and Sizes
Partition 1 - 1.2 GB / Partition
2 - 800 MB
Logical Drive Assignments and Sizes
Drive C - 1.2 GB / Drive D - 500 MB / Drive E - 300 MB