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下列ABCD注释标注的哪行代码有错误? class E{ int x; public void f(int n){ int m; //A int t=x+n; //B int y=x+m; //C m=10; y=x+m; //D } }

A.A

B.B

C.C

D.D


参考答案和解析
D
更多 “下列ABCD注释标注的哪行代码有错误? class E{ int x; public void f(int n){ int m; //A int t=x+n; //B int y=x+m; //C m=10; y=x+m; //D } }A.AB.BC.CD.D” 相关考题
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考题 Given:  1.  public class ConstOver {  2.  public constOver(int x, int y, int z) {  3.  }  4.  }   Which two overload the ConstOver Constructor?()A、 ConstOver() {}B、 protected int ConstOver(){}C、 private ConstOver(int z, int y, byte x ) {}D、 public Object ConstOver(Int x, int y, int z) {}E、 pubic void ConstOver (byte x, byte y, byte z) {}

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考题 多选题public abstract class Shape {  private int x;  private int y;  public abstract void draw();  public void setAnchor(int x, int y) {  this.x = x;  this.y = y;  }  }  Which two classes use the Shape class correctly?()Apublic class Circle implements Shape { private int radius; }Bpublic abstract class Circle extends Shape { private int radius; }Cpublic class Circle extends Shape { private int radius; public void draw(); }Dpublic abstract class Circle implements Shape { private int radius; public void draw(); }Epublic class Circle extends Shape { private int radius;public void draw() {/* code here */} }Fpublic abstract class Circle implements Shape { private int radius;public void draw() { / code here */ } }

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考题 多选题给定java代码如下所示,在A处新增下列()方法,是对cal方法的重载。public class Test {  public void cal(int x, int y, int z) { } //A }Apublic int cal(int x,int y,float z){return 0;}Bpublic int cal(int x,int y,int z){return 0;}Cpublic void cal(int x,int z){}Dpublic viod cal(int z,int y,int x){}