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root directory sometimes simply called root, the main directory of a disk from
which all other directories, folders and files are derived. see directory.
Rot13 (Rotate 13) a simple method of encryption used on the Internet to conceal
secrets, the answers to contests and puzzles, and potentially offensive messages.
Each of the first 13 letters of the alphabet are assigned a number, so that,
A=1, B=2, etc.
rotate in graphics applications, to change the onscreen physical orientation of an
image by manipulating it with the mouse.
router hardware and/or software that connects networks and facilitates the smooth
transfer of data by filtering messages and directing packets.
RPM (Revolutions Per Minute) the number of revolutions a disk turns per minute.
ruler in graphics and some word processing programs, a line containing designated
points running on the top and the side of the display screen used to
measure, place objects and text, and accurately identify specific points on a
document.
run to operate or execute a computer program.
run