23.Object[]myObjects={24.newinteger（12），25.newString（”foo”），26.newinteger（5），27.newBoolean（true）28.}；29.Arrays.sort（myObjects）；30.for（inti=0；i31.System.out.print（myObjects[i].toString（））；32.System.out.print（”）；33.}Whatistheresult？（）A.Compilationfailsduetoanerrorinline23.B.Compilationfailsduetoanerrorinline29.C.AClassCastExceptionoccursinline29.D.AClassCastExceptionoccursinline31.E.Thevalueofallfourobjectsprintsinnaturalorder.
23.Object[]myObjects={24.newinteger（12），25.newString（”foo”），26.newinteger（5），27.newBoolean（true）28.}；29.Arrays.sort（myObjects）；30.for（inti=0；i31.System.out.print（myObjects[i].toString（））；32.System.out.print（”）；33.}Whatistheresult？（）
A.Compilationfailsduetoanerrorinline23.
B.Compilationfailsduetoanerrorinline29.
C.AClassCastExceptionoccursinline29.
D.AClassCastExceptionoccursinline31.
E.Thevalueofallfourobjectsprintsinnaturalorder.
相关考题：
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fooandbararepublicreferencesavailabletomanyotherthreads.fooreferstoaThreadandbarisanObject.Thethreadfooiscurrentlyexecutingbar.wait（）.Fromanotherthread，whichstatementisthemostreliablewaytoensuethatfoowillstopexecutingwait（）？A.foo.notify（）；B.bar.notify（）；C.foo.notifyAll（）；D.Thread.notify（）；E.bar.notiFYAll（）；F.Object.notify（）；
publicclassTest{2.publicstaticvoidmain(Stringargs[]){3.classFoo{4.publicinti=3;5.}6.Objecto=(Object)newFoo();7.Foofoo=(Foo)o;8.System.out.printIn(foo.i);9.}10.}Whatistheresult?() A.Compilationwillfail.B.Compilationwillsucceedandtheprogramwillprint“3”C.CompilationwillsucceedbuttheprogramwillthrowaClassCastExceptionatline6.D.CompilationwillsucceedbuttheprogramwillthrowaClassCastExceptionatline7.
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publicclassTest{publicstaticvoidmain(Stringargs){classFoo{publicinti=3;}Objecto=(Object)newFoo();Foofoo=(Foo)o;System.out.printIn(foo.i);}}Whatistheresult?() A.Compilationwillfail.B.Compilationwillsucceedandtheprogramwillprint“3”C.CompilationwillsucceedbuttheprogramwillthrowaClassCastExceptionatline6.D.CompilationwillsucceedbuttheprogramwillthrowaClassCastExceptionatline7.