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下面程序输出的结果是什么? ( ) public class Quiz2 { public static void main(String args[]) { try {throw new MyException(); }catch(Exception e) { System.out.println("It's caught!"); }finally{ System.out.println("It's finally caught!"); } } } class MyException extends Exception{}
A．It's finally caught!
B．It's caught!
C．It's caught!/It's finally caught!
D．无输出
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更多 “ 下面程序输出的结果是什么? ( ) public class Quiz2 { public static void main(String args[]) { try {throw new MyException(); }catch(Exception e) { System.out.println("It's caught!"); }finally{ System.out.println("It's finally caught!"); } } } class MyException extends Exception{}A．It's finally caught!B．It's caught!C．It's caught!/It's finally caught!D．无输出 ” 相关考题
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阅读以下说明和Java程序，填写程序中的空（1）～（6），将解答写入答题纸的对应栏内。
【说明】
以下Java代码实现一个简单绘图工具，绘制不同形状以及不同颜色的图形。部分接口、类及其关系如图5－1所示。
【Java代码】
interface?DrawCircle?{? //绘制圆形 public（1） ；}class?RedCircle?implements?DrawCircle?{? ?//绘制红色圆形???????public?void?drawCircle(int?radius,intx,?int?y)??{????????????System.out.println("Drawing?Circle[red,radius:"?+?radius?+",x:"?+?x?+?",y:"?+y+?"]");???????}}class?GreenCircle?implements?DrawCircle?{????//绘制绿色圆形??????public?void?drawCircle(int?radius,?int?x,int?y)?{???????????System.out.println("Drawing?Circle[green,radius:"?+radius+",x:?"?+x+?",y:?"?+y+?"]");??????}}abstract?class?Shape?{????//形状? protected? ? （2）???;? ? public?Shape(DrawCircle?drawCircle)?{? ?this.drawCircle=?drawCircle;? ? ? public?abstract?void?draw();}class?Circle?extends?Shape?{? //圆形? ?private?int?x,y,radius;? public?Circle(int?x,int?y,intradius,DrawCircle?drawCircle)?{? ?（3）???;? this.x?=?x;? ? ? this.y?=?y;? ?this.radius?=radius;? }? ? ?public?void?draw()?{? ? drawCircle.? ?（4）? ?;? ? ? }}public?class?DrawCircleMain?{? public?static?void?main(String[]?args)?{? Shape?redCircle＝new?Circle(?100,100,10,? （5） )；//绘制红色圆形? Shape?greenCircle＝new?Circle(200,200,10,（6） )；//绘制绿色圆形? ?redCircle.draw(); greenCircle.draw();? ?}}
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