下列程序的输出结果是 interface Inter{ public final static int A=100; } class My implements Inter{ public static void main (String args[ ]) {System.out.println(A) ; }A.100B.0C.AD.程序有错误

下列程序的输出结果是 interface Inter{ public final static int A=100; } class My implements Inter{ public static void main (String args[ ]) {System.out.println(A) ; }

A.100

B.0

C.A

D.程序有错误


相关考题:

程序的输出结果是【 】。 include using namespace std; class A{ int x; public: A(int 程序的输出结果是【 】。include <iostream>using namespace std;class A{int x;public:A(int x=1):x(x){cout<<x;}};void main(){A a,b(2),c(3);}

下列程序的输出结果是【 】。 includeclass MyClass{public: int number; void set(in 下列程序的输出结果是【 】。include<iostream. h>class MyClass{public:int number;void set(int i);};int number=3;void MyClass: :set (int i){number=i;}void main( ){MyClass my1;int number=10;my1.set(5),cout<<my1, number<<',';my1.set(number);cout<<my1.number<<',';my1.set(: :number);cout<<my1.number<<'.';}

下列程序的运行结果是【 】。 include class SomeClass { public: SomeClass(int va 下列程序的运行结果是【 】。include <iostream. h>class SomeClass{public:SomeClass(int value) { some_value=value;};void show_data(void) { cout<<data<<"<<~some_value<<endl; };static void set_data(int value) {data=value; }private:static int data;int some_value};int SomeClass::datavoid main(void){SomeClass my_class(1001),your_class(2002);your_class. set_data(4004);my_elass. show_data()}

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();? ?}}

阅读下列说明和C++代码,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C++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。部分类及其关系如图6-1所示。【C++代码】#include?#include?using?namespace?std;class?DrawCircle?{??????//绘制圆形,抽象类? ? ? public: (1);//定义参数为?int?radius,?int?x,?inty? ?virtual~DrawCircle()?{?}};class?RedCircle:public?DrawCircle?{????//绘制红色圆形? ? ? ? public: void?drawCircle(intradius,?int?x,?int?y)?{cout??drawCircle?=?drawCircle;? }? ?virtual~shape()?{?}? public:? ?virtual?void?draw()?=?0;};class?Circle:public?Shape?{????//圆形? ? private:? ? ?int?x,y,radius;? ? public:? Circle(int?x,inty,int?radius,DrawCircle?*drawCircle)? (3)? {? this->x?=?x;? ?this->y?=?y;? ? this->radius?=?radius; }? ? ? public:? void?draw(){? drawCircle?-> (4); }};int?main(){Shape?*redCirclenew?Circle(100,100,10,????(5)????);//绘制红色圆形? Shape?*greenCircle=new?Circle(100,100,10, (6)??);//绘制绿色圆形redCircle >draw();? ?greenCircle?->draw();? ?return?0;}

在接口中定义的常量具有public, static, final的属性。

Python语句 print(type(1/2))的输出结果是:______A.< class 'int'>B.<class 'number'>C.<class 'float'>D.<class 'double>

00330038003000301585067361821下列程序段执行结果是___________。 x = 1 print(type(x)) x = 1.0 print(type(x)) x = '1.0' print(type(x)A.<class 'int'> <class 'float'> <class 'str'>B.<class 'float'> <class 'int'> <class 'str'>C.<class 'str'> <class 'float'> <class 'int'>D.<class 'str'> <class 'int'> <class 'float'>

下列程序段执行结果是___________。 x = 1 print(type(x)) x = 1.0 print(type(x)) x = '1.0' print(type(x)A.<class 'int'> <class 'float'> <class 'str'>B.<class 'float'> <class 'int'> <class 'str'>C.<class 'str'> <class 'float'> <class 'int'>D.<class 'str'> <class 'int'> <class 'float'>

在接口中定义的常量具有public, static, final的属性