Toshiba P200 Series - Manual (Page 180)

User’s Manual Glossary-5
Glossary
G
gigabyte (GB): A unit of data storage equal to 1024 megabytes. See also
megabyte.
graphics: Drawings, pictures, or other images, such as charts or graphs, to
present information.
H
hard disk: A non-removable 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.
hard disk drive (HDD): An electromechanical device that reads and writes
a hard disk. See also hard disk.
hertz: A unit of wave frequency that equals one cycle per second.
hot key: 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.
I
input: The data or instructions you provide to a computer, communication
device or other peripheral device from the keyboard or external or
internal storage devices. The data sent (or output) by the sending
computer is input for the receiving computer.
I/O: Input/output. Refers to acceptance and transfer of data to and from a
computer.
I/O devices: Equipment used to communicate with the computer and
transfer data to and from it.
J
jumper: A small clip or wire that allows you to change the hardware
characteristics by electrically connecting two points of a circuit.
K
K: Taken from the Greek word kilo, meaning 1000; often used as equivalent
to 1024, or 2 raised to the 10 th power. See also byte and kilobyte.
KB: See kilobyte.