Glossary
G
gigabyte (GB): A unit of data storage equal to 1024 megabytes. See also megabyte.
GND: Ground. An RS232C signal used in the exchange of data between a computer and serial device.
graphics: The use of drawings, pictures, or other images, such as charts or graphs, to present information.
H
hard disk drive (HDD): An electromechanical device that reads and writes a hard disk. See also hard disk.
hard disk: A nonremovable disk usually referred to as drive C. The factory installs this disk and only a trained engineer can remove it for servicing. Also called fixed disk.
hardware: The physical electronic and mechanical components of a computer system: typically, the computer itself, external disk drives, etc. See also software and firmware.
hertz: A unit of wave frequency that equals one cycle per second.
hexadecimal: The base 16 numbering system composed of the digits 0 through 9 and the letters A, B, C, D, E, and F.
host computer: The computer that controls, regulates, and transmits information to a device or another computer.
hot dock/undock: Connecting or disconnecting a device to or from the computer while the computer’s power is turned on.
hotkey: The computer’s feature in which certain keys in combination with the extended function key, Fn, can be used to set system parameters, such as speaker volume.
HW Setup: A TOSHIBA utility that lets you set the parameters for various hardware components.
Portégé M200 | 7 |
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