- 産業: Telecommunications
- Number of terms: 29235
- Number of blossaries: 0
- Company Profile:
ATIS is the leading technical planning and standards development organization committed to the rapid development of global, market-driven standards for the information, entertainment and communications industry.
An information-system (IS) security mode of operation wherein all personnel have the clearance, but not necessarily formal access approval and need-to-know, for all information handled by an IS.
Industry:Telecommunications
An information-system (IS) security mode of operation wherein each user with direct or indirect access to the system, its peripherals, remote terminals, or remote hosts, has all of the following: (a) a valid security clearance for all information within the system; (b) formal access approval and signed nondisclosure agreements for all the information stored and/or processed (including all compartments, subcompartments, and/or special access programs); and (c) a valid need-to-know for all information contained within the IS. When in the dedicated security mode, a system is specifically and exclusively dedicated to and controlled for the processing of one particular type or classification of information, either for full-time operation or for a specified period of time.
Industry:Telecommunications
An initial key, used to start an updating or key generation process.
Industry:Telecommunications
An input device used to enter data by manual depression of keys, which causes the generation of the selected code element.
Industry:Telecommunications
An instant in the passage of time, identified with desired precision by a clock and a calendar. Note: An example of a date is 23 seconds after 3:14 PM on February 9, 1926. This date might be represented as 1926FEB091514. 23.
Industry:Telecommunications
An instantaneous occurrence that changes at least one of the attributes of the alarm status of an object. This status change may be persistent or temporary, thus allowing for surveillance, monitoring, and performance measurement functionality, etc. Alarm events may or may not generate alarm reports; they may trigger other events or may be triggered by one or more other events.
Industry:Telecommunications
An instruction that controls data flow and instruction-execution sequencing in a processor at a more fundamental level than machine instructions. Note: A series of microinstructions is necessary to perform an individual machine instruction.
Industry:Telecommunications
An instruction that is written in a machine language and can be executed directly by the processor for which it was designed without translation or interpretation.
Industry:Telecommunications
An instrument that provides a visual indication of the audible effects of disturbing voltages of various frequencies. Note: A psophometer usually incorporates a weighting network. The characteristics of the weighting network depend on the type of circuit under investigation, such as whether the circuit is used for high-fidelity music or for normal speech.
Industry:Telecommunications
An instrument that uses the principle of interference of electromagnetic waves for purposes of measurement. Note: Interferometers may be used to measure a variety of physical variables, such as displacement (distance,) temperature, pressure, and strain.
Industry:Telecommunications
