oBjECt-oriEntED AnAlysis (ooA、is A sEmiFormAl spECiFiCAtion tEChniquE For thE oBjECt-oriEntED pArADigm. oBjECt-oriEntED AnAlysis Consists oF thrEE stEps. thE First stEp is (71) . it DEtErminEs how thE vArious rEsults ArE ComputED By thE proDuCt AnD prEsEnts this inFormAtion in thE Form oF A (72) AnD AssoCiAtED sCEnArios. thE sEConD is (73) , whiCh DEtErminEs thE ClAssEs AnD thEir AttriButEs, thEn DEtErminEs thE intErrElAtionships AnD intErACtion Among thE ClAssEs. thE lAst stEp is (74) , whiCh DEtErminEs thE ACtions pErFormED By or to EACh ClAss or suBClAss AnD prEsEnts this inFormAtion in thE Form oF (75) .
A、ComponEnt DiAgrAm B、sEquEnCE DiAgrAm
C、intErACtivEDiAgrAm
D、usE-CAsE DiAgrAm