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resolution: A measure of the sharpness of the images that can be produced by a printer
or displayed on a screen. For a printer, resolution is expressed in dots per inch
(dpi). For a screen, it is expressed as the number of pixels available
horizontally and vertically.
restart: Resetting a computer without turning it off (also called "warm boot" or "soft
reset"). To restart the computer while it is on, press Ctrl + Alt + Del or press the
reset button. In Windows 95/98 and Windows NT, you can also use the Restart
option on the Shut Down menu. See also boot.
resources: (1) Any part of a computer system or network that can be allocated to a
program. Examples are printers and disk drives. (2) Data channels and
storage areas that can be allocated to devices. Examples of these system
resources are memory, interrupt request (IRQ) lines, direct memory access
(DMA) channels, and port addresses. On the server, you use the Toshiba
System Setup Utility to configure system resources.
riser card: An expansion card that is used to physically extend a slot for a chip or card in
a fully loaded computer to make room to plug it in. It may also refer to a card
that contains several slots used in low-profile, space-saving cabinets. The
cards are plugged into the riser card and reside parallel with the motherboard.
RJ-11 (Registered Jack-11): A modular telephone connector used on most telephone
networks and direct-connect modems.
RJ-45 (Registered Jack-45): A telephone connector that holds up to eight wires. RJ-45
plugs and sockets are used in 10BaseT Ethernet and Token Ring Type 1
devices.
root directory: The directory on a disk at the "top" of the directory (or folder) structure. All
subdirectories (folders) on the disk connect directly or indirectly to the root
directory. In MS-DOS, the root directory on drive C is referred to as C:\.
router: A device that routes data packets from one local area network (LAN) or wide area
network (WAN) to another.
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