User’s Manual
7
Glossary
DVD-R (+R, -R):
A Digital Versatile Disc-Recordable disk can be written
once and read many times. The DVD-R drive uses a laser to read
data from the disc.
DVD-RAM:
A Digital Versatile Disc-Random Access Memory is a high
capacity, high performance disc that lets you store large volumes of
data. The DVD-ROM drive uses a laser to read data from the disc.
DVD-ROM:
A Digital Versatile Disc-Read Only Memory is a high capacity,
high performance disc suitable for play back of video and other
high-density files. The DVD-ROM drive uses a laser to read data
from the disc.
DVD-RW (+RW, -RW):
A Digital Versatile Disc-ReWritable disc can be
rewritten many times.
E
echo:
To send back a reflection of the transmitted data to the sending
device. You can display the information on the screen, or output it to
the printer, or both. When a computer receives back data it
transmitted to a CRT (or other peripheral device) and then transmits
the data to printer, the printer is said to echo the CRT.
enable:
To turn on a computer option.
See also
disable.
erase:
See delete.
escape guard time:
A time before and after an escape code is sent to the
modem which distinguishes between escapes that are part of the
transmitted data, and escapes that are intended as a command to
the modem.
escape:
1) A code (ASCII code 27), signaling the computer that what
follows are commands; used with peripheral devices such as
printers and modems.
2) A means of aborting the task currently in progress.
execute:
To interpret and execute an instruction.
F
fast infrared:
An industry standard that enables cableless infrared serial
data transfer at speeds of up to 4 Mbps.
file:
A collection of related information; a file can contain data, programs,
or both.
fingerprint sensor:
The fingerprint sensor compares and analyzes the
unique characteristics in a fingerprint.
firmware:
A set of instructions built into the hardware which controls and
directs a microprocessor's activities.
