Toshiba Satellite L40-SP4206PL User Manual - Page 124
format, function keys, gigabyte GB, graphics, hard disk, hard disk drive HDD, hertz, hot key, input
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Glossary 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 labeled F1 through F12 that tell the computer to perform certain functions. 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 10th power. See also byte and kilobyte. KB: See kilobyte. User's Manual Glossary-5