Personal Computer User's Guide

10 Dell Precision 410 Desktop Systems User’s Guide
PRGHP
A device that allows your computer to
communicate with other computers over
telephone lines.
PRXVH
A pointing device that controls the
movement of the cursor on a screen.
Mouse-aware software allows you to ac-
tivate commands by clicking a mouse
button while pointing at objects displayed
on the screen.
03(*
Acronym for Motion Picture Experts
Group. MPEG is a digital video file format.
PV
Abbreviation for millisecond(s).
06'26
Abbreviation for Microsoft Disk Operating
System.
07%)
Abbreviation for mean time between
failures.
PXOWLIUHTXHQF\PRQLWRU
A monitor that supports several video
standards. A multifrequency monitor can
adjust to the frequency range of the signal
from a variety of video adapters.
P9
Abbreviation for millivolt(s).
1',6
Abbreviation for Network Driver Interface
Specification.
1,&
Acronym for network interface controller.
1/0
Abbreviation for NetWare
®
Loadable
Module.
10,
Abbreviation for nonmaskable interrupt. A
device sends an NMI to signal the micro-
processor about hardware errors, such as
a parity error.
QRQLQWHUODFHG
A technique for decreasing screen flicker
by sequentially refreshing each horizontal
line on the screen.
QV
Abbreviation for nanosecond(s), one bil-
lionth of a second.
17)6
Abbreviation for the NT File System op-
tion in the Windows NT operating system.
195$0
Abbreviation for nonvolatile random-
access memory. Memory that does not
lose its contents when you turn off your
computer. NVRAM is used for maintain-
ing the date, time, and system
configuration information.
RQOLQHDFFHVVVHUYLFH
A service that typically provides access to
the Internet, e-mail, bulletin boards, chat
rooms, and file libraries. CompuServe
®
is
an example of an online access service.
26
Abbreviation for Operating System/2.
273
Abbreviation for one-time programmable.
SDUDOOHOSRUW
An I/O port used most often to connect a
parallel printer to your computer. You can
usually identify a parallel port on your com-
puter by its 25-hole connector.
SDUDPHWHU
A value or option that you specify to a pro-
gram. A parameter is sometimes called a
switch
or an
argument
.
SDUWLWLRQ
You can divide a hard-disk drive into mul-
tiple physical sections called
partitions
with the fdisk command. Each partition
can contain multiple logical drives.
After partitioning the hard-disk drive, you
must format each logical drive with the
format command.
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