单选题public void testIfA(){ if(testIfB("True")){ System.out.println("True"); }else{ System.out.println("Nottrue"); } } public Boolean testIfB(Stringstr){ return Boolean.valueOf(str); } What is the result when method testIfA is invoked?()ATrueBNottrueCAnexceptionisthrownatruntime.DCompilationfailsbecauseofanerroratline12.ECompilationfailsbecauseofanerroratline19.
单选题
public void testIfA(){ if(testIfB("True")){ System.out.println("True"); }else{ System.out.println("Nottrue"); } } public Boolean testIfB(Stringstr){ return Boolean.valueOf(str); } What is the result when method testIfA is invoked?()
A
True
B
Nottrue
C
Anexceptionisthrownatruntime.
D
Compilationfailsbecauseofanerroratline12.
E
Compilationfailsbecauseofanerroratline19.
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