A data station in a ring network that reports serious failures to neighboring stations. A copy of a block or record before a modification . Synonym for header label . The bell character . In artificial intelligence , a statement whose validity has a certainty factor attached to it.
Beliefs help derive a conclusion from insufficient knowledge .
The control character that is used when there is need to call for human attention and that may activate an alarm or other attention devices. An example of a computer security model . An impact printer in which the character set available for printing is carried on a belt. A test that uses a representative set of programs and data designed to evaluate the performance of computer hardware and software in a given configuration . Synonymous with benchmark test.