Thepurposeofthesystemsanalysisphaseistobuildalogicalmodelofthene

Thepurposeofthesystemsanalysisphaseistobuildalogicalmodelofthenewsystem.Thefirststepis(71)，whereyouinvestigatebusinessprocessesanddocumentwhatthenewsystemmustdotosatisfyusers.Thisstepcontinuestheinvestigationthatbeganduringthe(72).Youusethefact-findingresultstobuildbusinessmodels，dataandprocessmodels，andobjectmodels.Thedeliverableforthesystemsanalysisphaseisthe(73)，whichdescribesmanagementanduserrequirements，costsandbenefits，andoutlinesalternativedevelopmentstrategies.Thepurposeofthesystemsdesignphaseistocreateaphysicalmodelthatwillsatisfyalldocumentedrequirementsforthesystem.Duringthesystemsdesignphase，youneedtodeterminethe(74)，whichprogrammerswillusetotransformthelogicaldesignintoprogrammodulesandcode.Thedeliverableforthisphaseisthe(75)，whichispresentedtomanagementandusersforreviewandapproval.

A.system architecture description

B.system design specification

C.system technique architecture

D.physical deployment architecture

正确答案是B