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printer port
Name assigned to the parallel port by the Windows operating system. A second parallel device is assigned LPT2 (if there is another parallel port). Also called the printer port.
processor
In a computer, a functional unit that interprets and executes instructions.
prompt
A special symbol indicating the beginning of an input line. Also a message that appears on the screen indicating that the user must take a certain action.
R
RAM
Random Access Memory. A storage device into which data is entered and from which data is retrieved in a nonsequential manner. On the system board, RAM is
read
To extract data from a storage device such as a diskette.
ROM
reset
The process of returning a device to zero or to an initial or arbitrarily selected condition.
resolution
The degree of screen image clarity. Video display resolution is determined by the number of pixels on the screen. Resolution is usually specified in pixels by scan lines, for example, 640 by 480. See pixels.
Standard interface for serial devices.
S
SEC
serial interface
An interface that communicates information one bit at a time.