An invalid format for a program instruction. The sponsor who provides the hardware and software support for an electronic bulletin-board system. System check An internal verification of the operational capabilities of a computer's electronic components. The process of modifying an information system to meet changing needs. System operator See sysop .
System prompt A visual prompt to the user to enter a system command.
System software Software that is independent of any specific applications area. The examination of an existing system to determine input, processing, and output requirements for the target system. A person who does systems analysis. Written standardized procedures that depict the activities in the systems development process and define individual and group responsibilities. A programmer who develops and maintains system software.