题目内容

现有：publicclassTest{staticfinalintx=5；publicstaticvoidmain(string[] args) {newTest().go(x);}voidgo(intx){System.out.print(x++);System.out.println(x);}}

A. 55
B. 56
C. 65
D. 66

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现有：classWrench{publicstaticvoidmain(String[]args){Wrenchw=newWrench();Wrenchw2=newWrench();w2=go(w,w2);System.out.print(w2==w);}staticWrenchgo(Wrenchwrl,Wrenchwr2){Wrenchwr3=wrl;wrl=wr2;wr2=wr3;returnwr3;}}结果是什么？

A. false
B. true
C. 编译失败
D. 运行的时候有异常抛出

现有：classWrench2{intsize;publicstaticvoidmain(String[]args){Wrench2w=newWrench2();w.size=11;Wrench2w2=go(w,w.size);System.out.print(w2.size);)staticWrench2go(Wrench2wr,ints){s=12;returnwr;}}结果为：

A. 11
B. 12
C. 编译失败
D. 运行时异常被抛出

现有：classTest2{publicstaticvoidmain(String[]args){int a,b,c;a=1;b=2;c=a+b;a+=2:}}以上代码中，哪一句是错误的？

A. a=1;
B. c=a+b;
C. a+=2:
D. int a,b,c;

现有：classTest4{publicstaticvoidmain(String[]args){booleanx=true;booleany=false;shortz=42;if((z++==42)&&(y=true))z++;if((x=false)||(++z==45))z++;System.out.println(¨z=”+z);}}结果为：

A. z=42
B. z=44
C. z=45
D. z=46