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Glossary
5.375 x 8.375 ver 2.4.1
removable disk — A disk that can be removed from a disk drive. A
diskette is one example of a removable disk.
resolution — A measure of the sharpness of the images that can be
produced by a printer or displayed on a screen. For a printer,
resolution is expressed in dots per inch (dpi). For a screen, it is
expressed as the number of pixels available horizontally and
vertically.
restart — Synonymous with reboot. To reset the computer by
reloading the operating system without turning the computer off.
See also boot.
RJ11 — A modular connector used on most U.S. telephone
systems and direct-connect modems. The RJ11 connector is a 6-
wire connector.
ROM (read-only memory) — Non-volatile memory that can be
read but not written to. By non-volatile, we mean that
information in ROM remains whether or not the computer is
receiving power. This type of memory is used to store your
computer’s BIOS, which is essential instructions the computer
reads when you start it up. See also BIOS, memory. Compare
RAM.
S
SCSI — SCSI is the acronym for Small Computer Systems
Interface. A single SCSI PC Card enables you to connect several
SCSI devices, such as a scanner or digital camera to your
computer.
select — To highlight or otherwise specify text, data, or graphics
with the intent to perform some operation on it.
serial — Processes that occur one at a time. In communications, it
means the transmission of one bit at a time sequentially over a
single channel. On your computer, the serial port provides a serial
interface between the computer and an appropriate device.
Compare parallel.
shortcut — See keyboard shortcut.
software — See program. Compare hardware.