Toshiba Tecra 8000 Tecra 8000 Users Guide - Page 278

254 Glossary R radio frequency interference (RFI): All computer equipment generates radio frequency signals. The FCC regulates the amount of RFI a computing device can leak past its shielding. A Class A device is sufficient for office use. Class B is a more stringent classification applying to equipment for home use. Toshiba computers comply with Class B computing device regulations. radio frequency interference (RFI) shield: A metal shield enclosing the printed circuit boards of the printer or computer to prevent interference with radio and TV reception. random access memory (RAM): High-speed memory which holds a copy of the operating system, any currently executing application programs, and any information undergoing processing. RAM is volatile, which means that all information in RAM is lost when you turn off the computer (unless Resume Mode is on or you have used the Windows 95 or Windows NT Suspend feature). read-only memory (ROM): A type of memory which the computer can access but cannot change. It contains information that controls the computer's basic operation. ROM is non-volatile memory, which means that the information stored in ROM is permanent-it is not lost when you turn off the computer. reboot: See boot, restart. Registry: The central information database for Windows 95/98 or Windows NT. It holds hardware specific information and stores configuration details for programs, reducing the need for initialization (.INI) files. remapping: Redefining a computer component. For example, remapping the keyboard refers to assigning a new symbol or letter for some or all of the keys. removable disk: (also called floppy disk) A thin, flexible disk in a protective jacket that stores magnetically encoded data. Disks can be removed from the computer and come in two sizes: 5.25-inch and 3.5-inch. Your computer uses 3.5-inch disks. Part III: Appendixes