Toshiba U400 User Manual

Page 202

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Glossary-6

User’s Manual

Glossary

documentation: The set of manuals and/or other instructions written for

the users of a computer system or application. Computer system

documentation typically includes procedural and tutorial information

as well as system functions.

double click: To press and release the pointing device's primary button

rapidly twice without moving the pointing device. In the Windows

®

operating system, this refers to the pointing device's left button,

unless otherwise stated.

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).

DVD: An individual digital versatile (or video) disc. See also DVD-ROM.
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: 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.

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.

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