Texas Instruments TravelMate 2000, Руководство пользователя

Страница: 190 / 208

Glossary
double density - A technique used to increase bit density on a magnetic storage medium to twice the amount of single
density so that more information can be stored in the same amount of space.
double-sided diskette - A magnetic medium capable of storing information on both its surfaces.
drives - Devices that rotate magnetic media and access data by means of a read-write head.
dust cap - A plastic cover that protects connectors on your computer from dirt.
expanded memory - Memory that utilizes an area of the system memory as a window, through which pages of data are
"passed."
expansion bus connector - A coupling device that allows you to connect the optional Expansion Unit or the optional
3.5-inch Floppy Drive Unit to your computer.
expansion card - A card you can install in the expansion slot of your computer that adds capabilitites to the computer
such as additional memory.
Expansion Unit - A hardware option that increases the capabilities of your computer.
extended memory - Internal RAM above 1,024 Kb.
external commands - The utility programs of an operating system (for example, MS-DOS) that enable you to perform
occasional operations such as copying an entire floppy or partitioning a hard disk drive.
external devices - Devices, usually for input and output, connected to your system to increase its capability and
usefulness. Examples include printers and modems.
external monitor - A hardware option you can connect to your computer via a connector.
Glossary 7