reliability and availability

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• Reliability theory — developed apart from the mainstream of probability and statistics. It was originally a tool to help nineteenth century maritime insurance and life insurance companies compute profitable rates to charge their customers. Even today, the terms… …   Wikipedia

• Availability — For the thermodynamic function availability , in the sense of available useful work, see exergy. For availability as a form of cognitive bias, see availability heuristic. In telecommunications and reliability theory, the term availability has the …   Wikipedia

• Reliability, Availability and Serviceability — are computer hardware engineering terms. It originated from IBM to advertise the robustness of their mainframe computers. The concept is often known by the acronym RAS . Mainframe computers have a multitude of features that help them stay up… …   Wikipedia

• Continuous availability — is an approach to computer system and application design that protects users against downtime, whatever the cause and ensures that users remain connected to their documents, data files and business applications. Continuous availability describes… …   Wikipedia

• Quality-Driven Architecture Design and Quality Analysis — Quality driven architecture design is an approach to software architecture design which emphasizes the importance of addressing quality attributes, i.e. non functional characteristics of software products. The approach relies on treating quality… …   Wikipedia

• High availability — is a system design approach and associated service implementation that ensures a prearranged level of operational performance will be met during a contractual measurement period. Users want their systems, for example wrist watches, hospitals,… …   Wikipedia

• Human reliability — is related to the field of human factors engineering, and refers to the reliability of humans in fields such as manufacturing, transportation, the military, or medicine. Human performance can be affected by many factors such as age, circadian… …   Wikipedia

• Failure mode and effects analysis — A failure modes and effects analysis (FMEA) is a procedure for analysis of potential failure modes within a system for classification by severity or determination of the effect of failures on the system. It is widely used in manufacturing… …   Wikipedia

• Arguments for and against drug prohibition — Arguments about the prohibition of drugs, and over drug policy reform, are subjects of considerable controversy. The following is a presentation of major drug policy arguments, including those for drug law enforcement on one side of the debate,… …   Wikipedia

• United States Army Communications-Electronics Research, Development and Engineering Center — Communications Electronics RD E Center Active Country …   Wikipedia

• Standard Telephones and Cables — Ltd (later STC plc) was a British telephone, telegraph, radio, telecommunications and related equipment R D manufacturer. It began life in London as International Western Electric in 1883. The company was owned from 1925 to mid 1980s by ITT of… …   Wikipedia