Monday, December 24, 2012

Furps

FURPS + F > Functionality- Feature set, Capabilities, Generality, Security U> Usability- Human factors, Aesthetics, Consistency, Documentation R> Reliability- oftenness/severity of failure, Recoverability, Predictability, Accuracy, Mean time to failure P> Performance- Speed, Efficiency, Resource consumption, Throughput, retort time S> Supportability- Testability, Extensibility, Adaptability, Maintainability, Compatibility, Configurability, Serviceability, Installability, Localizability, Portability The model, developed at Hewlett-Packard, was first publicly lucubrate by Grady and Caswell. FURPS+ is now widely employ in the software system industry. The + was later added to the model after various campaigns at HP to extend the acronym to emphasize various attributes. ISO 9126 ISO 9126 is the software product valuation standard from the International Organization for Standardization. This international standard defines cardinal characteristics that describe, with minimal overlap, software quality. Business Benefit Specifying software quality for a product that has still to be developed is difficult for the vendee or supplier. The emptor need totaly to understand clearly and be able to communicate his/her requirements for the product to be developed.
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The supplier needs to be certain he/she understands the requirement, and is able to assess with reliance whether it is possible to provide the product with the right level of software quality. Consequently, ISO 9126 will serve to eliminate any misunderstanding among purchaser and supplier. This improvement in communication will do away with any rework required as a result of the software product not meeting the purchasers requirements. Both the time taken to deliver the stipulate software product and the cost of development will be lower as a result of adherence to the ISO 9126 standard. How is it used? ISO 9126 provides the definition of the characteristics and associated quality evaluation... If you want to get a full essay, order it on our website: Ordercustompaper.com

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