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Toshiba Qosmio G40 User Manual

Page 243

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User’s Manual

Glossary-7

Qosmio G40

driver: A software program, generally part of the operating system, that

controls a specific piece of hardware (frequently a peripheral device
such as a printer or mouse).

DVB-T (Digital Video Broadcasting - Terrestrial): Also known as

terrestrial digital TV. Digital TV broadcasting standard.

DVD-R (+R, -R): A Digital Versatile Disc Recordable disc 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-RAM drive uses a laser to read data from the disc.

DVD-R (Dual Layer): A disc having two layers on one side with the DVD-R

storage capacity about 1.8 times larger than before. The DVD-RW
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.

DVD+R (Double Layer): A disc having two layers on one side with the

DVD+R storage capacity about 1.8 times larger than before. The
DVD-RW drive uses a laser to read data from the disc.

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
retransmits the data to printer, the printer is said to echo the CRT.

erase: See delete.

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.

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.

execute: To interpret and execute an instruction.