Certain investigations on nfr features using softcomputing Concepts

Abstract

Requirements Engineering RE is The area of Software newlineEngineering that focuses on the RE process which involves understanding newlinecustomer needs and expectations requirements elicitation requirements newlineanalysis and specification requirements prioritization requirements newlinederivation partitioning and allocation requirements tracing requirements newlinemanagement requirements verification and requirements validation Young newline2003 The terms Requirements and Engineering were first tied together by newlineAlford Alford 1977 in the development of SREM Software Requirements newlineEngineering Method RE was first applied to information systems and newlinetherefore was more focused towards organizational and application issues newlineSince the word Engineering has been attached to requirements RE research newlineefforts have endeavored to incorporate an Engineering approach to what was newlinetraditionally known as Systems Analysis Originally RE activities were only newlinerelated to Requirements Analysis and Specification the core of the first stage newlineof the Software Development Life Cycle SDLC In the 1990s it was widely newlineaccepted that RE was a key process in the software lifecycle RE is now an newlineestablished discipline and includes a variety of skills processes methods newlinetechniques and tools newline newline