Toshiba Portege 7140CT, Руководство пользователя

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Glossary 6 User's Manual
Portege 7140CT User's Manual – 7140_UK.doc – ENGLISH – Printed on 20/12/99 as IM_714UK
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.
EGA: Enhanced Graphics Adaptor. A video display protocol defined by
the IBM Enhanced Graphics Adaptor and its associated circuitry for
direct drive TTL displays that supports 16-colour/monochrome
640x350 and 16-colour 640x200 and 320x200 graphics, and 16-
colour 640x350 and 320x350 text modes.
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), signalling 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.
Extended Capability Port: An industry standard that provides a data
buffer, switchable forward and reverse data transmission, and run
length encoding (RLE) support.
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.
firmware: A set of instructions built into the hardware which controls and
directs a microprocessor’s activities.
fixed disk: See
hard disk.
floppy disk drive (FDD): An electromechanical device that reads and
writes to floppy disks. See also diskette.
floppy disk: See diskette.
folder: An icon in Windows used to store documents or other folders.
format: The process of readying a blank disk for its first use. Formatting
establishes the structure of the disk that the operating system
expects before it writes files or programs onto the disk.
function keys: The keys labelled F1 through F12 that tell the computer to
perform certain functions.