Dell OptiPlex 320 DCSM User Manual page 134

Glossary: Dell OptiPlex 320 User's Guide
extended display mode — A display setting that allows you to use a second monitor as an extension of your display. Also
referred to as dual display mode.
extended PC Card — A PC Card that extends beyond the edge of the PC Card slot when installed.
F
Fahrenheit — A temperature measurement scale where 32° is the freezing point and 212° is the boiling point of water.
FBD — fully-buffered DIMM — A DIMM with DDR2 DRAM chips and an Advanced Memory Buffer (AMB) that speeds
communication between the DDR2 SDRAM chips and the system.
FCC — Federal Communications Commission — A U.S. agency responsible for enforcing communications-related regulations
that state how much radiation computers and other electronic equipment can emit.
fingerprint reader — A strip sensor that uses your unique fingerprint to authenticate your user identity to help secure your
computer.
folder — A term used to describe space on a disk or drive where files are organized and grouped. Files in a folder can be
viewed and ordered in various ways, such as alphabetically, by date, and by size.
format — The process that prepares a drive or disk for file storage. When a drive or disk is formatted, the existing
information on it is lost.
FSB — front side bus — The data path and physical interface between the processor and RAM.
FTP — file transfer protocol — A standard Internet protocol used to exchange files between computers connected to the
Internet.
G
G — gravity — A measurement of weight and force.
GB — gigabyte — A measurement of data storage that equals 1024 MB (1,073,741,824 bytes). When used to refer to hard
drive storage, the term is often rounded to 1,000,000,000 bytes.
GHz — gigahertz — A measurement of frequency that equals one thousand million Hz, or one thousand MHz. The speeds for
computer processors, buses, and interfaces are often measured in GHz.
graphics mode — A video mode that can be defined as x horizontal pixels by y vertical pixels by z colors. Graphics modes
can display an unlimited variety of shapes and fonts.
GUI — graphical user interface — Software that interacts with the user by means of menus, windows, and icons. Most
programs that operate on the Windows operating systems are GUIs.
H
hard drive — A drive that reads and writes data on a hard disk. The terms hard drive and hard disk are often used
interchangeably.
heat sink — A metal plate on some processors that helps dissipate heat.
hibernate mode — A power management mode that saves everything in memory to a reserved space on the hard drive and
then turns off the computer. When you restart the computer, the memory information that was saved to the hard drive is
automatically restored.
HTTP — hypertext transfer protocol — A protocol for exchanging files between computers connected to the Internet.
Hyper-Threading — Hyper-Threading is an Intel technology that can enhance overall computer performance by allowing one
physical processor to function as two logical processors, capable of performing certain tasks simultaneously.
Hz — hertz — A unit of frequency measurement that equals 1 cycle per second. Computers and electronic devices are often
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