A.foo.notify();
B.bar.notify();
C.foo.notifyAll();
D.Thread.notify();
E.bar.notiFYAll();
F.Object.notify();
第1题
A.anyclass
B.onlytheTargetclass
C.anyclassinthetestpackage
D.anyclassthatextendsTarget
第2题
1.publicclassTarget{2.privateinti=0;3.publicintaddOne(){4.return++i;5.}6.}And:1.publicclassClient{2.publicstaticvoidmain(String[]args){3.System.out.println(newTarget().addOne());4.}5.}WhichchangecanyoumaketoTargetwithoutaffectingClient?()
A.Line4ofclassTargetcanbechangedtoreturni++;
B.Line2ofclassTargetcanbechangedtoprivateinti=1;
C.Line3ofclassTargetcanbechangedtoprivateintaddOne(){
D.Line2ofclassTargetcanbechangedtoprivateIntegeri=0;
第3题
A.Itcanbeanyclass.
B.Noclasshasaccesstobase.
C.Theclassmustbelongtothegeometrypackage.
D.TheclassmustbeasubclassoftheclassHypotenuse.
第4题
A.p0=p1;
B.p1=p2;
C.p2=p4;
D.p2=(ClassC)p1;
E.p1=(ClassB)p3;
F.p2=(ClassC)p4;
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