文档介绍：1985CPSR-MITDebateMichaelDertouzos,moderatorDavidParnas,againstSDI(JosephWeizenbaum,against)CharlesSeitz,forSDI(DannyCohen,for)1CharlesSeitz,arguingfor2PauseforAnalysisSketchSeitz’argumentinpremise-conclusionstyle:SincePremise,andPremise,…ThereforeConclusion.(Hint:identifyconclusionfirst.)3Seitz’’PremisesSinceAhierarchicalarchitectureseemsbest,(becausemorenatural,usedinnature,understoodbymilitary,allowsabstractionuplevels…)5Seitz’PremisesSinceAhierarchicalarchitectureseemsbest,anization,(simplestchoice,natural)6Seitz’PremisesSinceAhierarchicalarchitectureseemsbest,anizationalsohierarchical,Tradeoffstomakesoftwareproblemtractableareinthechoiceofsystemarchitecture(notinnew/radicalmethods)7Seitz’PremisesSinceAhierarchicalarchitectureseemsbest,anizationalsohierarchical,Thismakessoftwareproblemtractable,Loosecoordinationallowsustoinfersystemperformance(,…)8Seitz’ArgumentSinceAhierarchicalarchitectureseemsbest,anizationalsohierarchical,Thismakessoftwareproblemtractable,Andallowssystemreliabilityestimate,Therefore–?Why?Dotheystartwiththesameproblemdefinition?10