网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)

程序:  class  TestApp{  public static void main(String[] args){   for(int i=0;i<10;i++){  if(i==3)                    break;   System.out.print(i);  }      }  }  程序运行后的输出是哪项?() 

  • A、 0123
  • B、 012
  • C、 0123456789
  • D、 012456789

参考答案

更多 “ 程序:  class  TestApp{  public static void main(String[] args){   for(int i=0;i10;i++){  if(i==3)                    break;   System.out.print(i);  }      }  }  程序运行后的输出是哪项?() A、 0123B、 012C、 0123456789D、 012456789” 相关考题
考题 ( 28 )有如下程序#include iostreamusing namespace std;class Test{public:Test(){ }Test(const Test t) {cout1;}};Test fun(Test u) {Test t=u; return t;}int main(){Test x,y; x=fun(y); return 0;}运行这个程序的输出结果是A )无输出B ) 1C ) 11D ) 111

考题 有如下程序:includeusing namespace std;Class Test{public:Test(){n+=2;}~Test(){n- 有如下程序: #include<iostream> using namespace std; Class Test { public: Test() {n+=2;} ~Test() {n-=3;} static int getNum() {return n;} private: static int n; }; int Test::n=1; int main() { Test*p=new Test;A.n=0B.n=1C.n=2D.n=3

考题 下列关于Test类的定义中,正确的是______。A) class Test implements Runnabte{public void run(){}public void someMethod(){}B) class Test implements Rnuuable{public void run();}C) class Test implements Rnuuable{public void someMethod();}D) class Test implements Rnuuable{public void someMethod();{}}A.B.C.D.

考题 有如下程序:includeusing namespace std;class test{private: int a;public: test( 有如下程序:#include<iostream>using namespace std;class test{private: int a;public: test(){cout<<"constructor"<<endl;} test(int a){cout<<a<<endl;} test(const test_test) { a=_test.a; cout<<"copy constructor"<<en+dl; } ~test(){cout<<"destructor"<<endl;}};int main(){ test A(3); rerun 0;}运行时输出的结果是A.3B.constructor destructorC.copy constructor destructorD.3 destructor

考题 有如下程序: #include using namespace std; Class Test{ public: Test(){} Test(const Testt){cout1;} ); Test fun(Test u){Test t=u;retum t;} int main(){Test X,y;x=fun(y);retum 0;} 运行这个程序的输出结果是( )。A.无输出B.1C.11D.111

考题 根据输出结果填空完成下面程序。 include class Test { private: static int val; in 根据输出结果填空完成下面程序。include<iostream.h>class Test{private:static int val;int a;public:static int func( );void sfunc(Test r);};______//初始化静态变量valint Test::func( ){return val++;}void Test::sfunc(Test r){r.a=125;cout<<"Result3="<<r.a;}void main( ){cout<<"Resultl="<<Test::func( )<<endl;Test A;cout<<"Result2="<<A.fune( )<<endl;A. sfunc(A);}输出结果为:Result1=201Result2=202Result3=125

考题 已知如下类说明: public class Test { private float f = 1.0f; int m = 12; static int n=1; public static void main(String arg[]) { Test t = new Test(); // 程序代码… } } 如下哪个使用是正确的?() A.t.fB.this.nC.Test.mD.Test.n

考题 应在下面程序下划线中填写的正确的语句是( )。 include using namespace std; 应在下面程序下划线中填写的正确的语句是( )。 #include <iostream> using namespace std; class A{ public: void test(){cout<< "this is A!";} }; class B:public A{ void test(){ ______ //显示调用基类函数test() cout<< "this is B!"; } }; void main(){}A.A::test()B.test()C.B::test()D.this->test()

考题 下列程序的运行结果是【 】。 include class test { private: int num; public: tes 下列程序的运行结果是【 】。include <iostream. h>class test{private:int num;public:test()int TEST() {return num+100;}~test()};test::test(){num=0;}test::~test(){cout<<"Destructor is active"<<endl;}void main(){test x[3]cout<<x[1]. TEST()<<endl;}

考题 有如下程序: include using namespace std; class Test { public 有如下程序: #include<iostream> using namespace std; class Test { public: Test(){n+=2;} ~Test(){n-=3;} static int getNum(){return n;} private: static int n; }; int Tesl::n=1 int main() { Test*p=new Test; delete p; cout<<"n="<<Tes::tgetNum()<<endl; return 0; } 执行后的输出结果是A.n=0B.n=1C.n=2D.n=3

考题 下列哪个选项的java源文件代码片段是不正确的?A.package testpackage; public class Test{ }B.import java. io. *; package testpaekage; public class Test { }C.import java.io.*; class Person { } public class Test { }D.import java.io.*; import java. awt.*; public class Test{ }

考题 有如下程序: include using namespace std; class Test{ public: Tes 有如下程序: #include<iostream> using namespace std; class Test{ public: Test() {n+=2;} ~Test() {n-=3;} static int getNum(){return n;} private: static int n; }; int Test::n=1; int main() { Test*p=new Test; delete p; cout<<"n="<<Test::getNum()<<endl; return 0; } 执行后的输出结果是( )。A.n=0B.n=1C.n=2D.n=3

考题 如下程序的输出结果是includeusing namespace std;class Test{public:Test( ){n+=2;} 如下程序的输出结果是 #include<iostream> using namespace std; class Test{ public: Test( ){n+=2;} ~Test( ){n-=3;} static int getNum( ){return n;} private: static int n; }; int Test::n=1; int main( ){ Test*P=new Test: delete P; cout<<"n="<<Test::getNum( )<<endl; return 0; }A.n=0B.n=1C.n=2D. n=3

考题 有如下程序:include usingnamespacestd:class Test{public: Test(){n+=2; ~Test(){n- 有如下程序:#include <iostream>using namespace std:class Test{public: Test() {n+=2; ~Test() {n-=3; ; static int getNum() {return n;}privaue: static int n:};int Test::n=1;int main(){ Test* p=new Test; delete p; cout<<"n="<<Test::getNum()<<end1; return 0;} 执行后的输出结果是A.n=0B.n=1C.n=2D.n=3

考题 有如下程序:include using namespace std;class Test{public:Test(){n+=2; }~Test(){ 有如下程序: #include <iostream> using namespace std; class Test { public: Test() {n+=2; } ~Test() {n-=3; } static int getNum() {return n; } private: static int n; }; int Test::n=1; int main() { Test* p=new Test; delete p; cout<<"n="<<Test::getNum()<<endl; return 0; } 执行该程序的输出结果是( )。A.n=0B.n=1C.n=2D.n=3

考题 在下画线处填入代码,使程序正常运行并且输出“Hello!”。class Test ______ {public staric void maim (string[] args) {Test t=new Test();t.start();}public void run() {System.out.println("Hello!");}}

考题 有如下程序: include using namespace std;class Test {public: Test() {n+=2;} ~Tes 有如下程序: #include <iostream> using namespace std; class Test { public: Test() {n+=2;} ~Test() {n-=3;} static int getNum(){retum n;} private: static int n; }; int Test:: n=1; int main() { Test*p=new Test; delete p; cout<<"n="<<Test:: getNum()<<end1; return 0; };执行后的输出结果是______.A.n=0B.n=1C.n=2D.n=3

考题 下列哪个选项的java源文件程序段是不正确的? ( )A.package testpackage; public class Test{ }B.import java.io.*; package testpackage; public class Test{ }C.import java.i.*; class Person{} public class Test{ }D.import java.io.*; import java.awt.*; public class Test { }

考题 有下列程序:includeusing namespace Std;class Test{public:Test(){n+=2;}~Test(){n- 有下列程序: #include<iostream> using namespace Std; class Test { public: Test() {n+=2;} ~Test() {n-=3;} static int getNum(){return n;} private: static int n; }; int Test∷n=1; int main()A.n=0B.n=lC.n=2D.n=3

考题 下列程序的输出结果是 class Demo { void test( ) { Systeme.out.pnnt("NO");} void test(int i) { System.out.print(a);} void test(int a,int b) { System.out.print(a+b);} } class Test { public static void main(String args[ ] ) { Demo de=new Demo( ); de.test( ); de.test(5); de.test(6,8); } }A.No 5 6 8B.5 6 8 NoC.No 5 14D.8 6 No 5

考题 下面程序的结果是 include class test{private: int num; publi 下面程序的结果是 #include<iostream.h> class test{ private: int num; public: test( ); int getint( ) {return num;} ~test( );}; test::test( ) { num=0;} test::~test( ) { cout<<"Destructor is active"<<endl;} voidA.Exiting main Destructor is active Destructor is active Destructor is activeB.Exiting main Destructor is active Destructoris activeC.Exiting main Destructoris activeD.Exiting main

考题 有如下程序: #inCludeiostream using namespaCe std; Class test{ private: int a; publiC: test( ){Cout”ConstruCtor”endl;} test(int A.{Coutaendl;} test(Const test_test){ a=test.a: Cout”Copy ConstruCtor”endl: } test( ){Cout”destruCtor”endl;} }; int main( ){ test A(3); return 0; } 执行这个程序的输出结果是( )。A.3B.ConstruCtor destruCtorC.Copy ConstruCtor destruCtorD.3 destruCtor

考题 下列程序的输出结果是______。 include using namespace std; class Test( public: Te 下列程序的输出结果是______。 #include<iostream> using namespace std; class Test( public: Test() {cnt++;} ~Test() {cnt--;} static int Count(){return cnt;} private: static int cnt; }; int Test::cnt=0; int main() { cout<<Test::Count()<<""; Test t1,t2; Test*pT3=new Test; Test*pT4=new Test; cout<<Test::Count()<<""; delete pT4; delete pT3; cout<<Test::Count()<<end1; return 0; }A.024B.042C.420D.240

考题 下列程序的输出结果是 ( ) class Derao { void test() { Systeme.out.print("NO");} void test (int i) {System.out.print(a);} void test(int a,int b) {System.out.print(a+b);} } class Test { public static void main(String args[]) { Demo de=new Demo(); de.test(); de.test5.; de.test(6,8); } }A.No568B.568NoC.No514D.86No5

考题 package test1;  public class Test1 {  static int x = 42;  }  package test2;  public class Test2 extends test1.Test1 {  public static void main(String[] args) { System.out.println(“x = “ + x);  }  }  What is the result?() A、 x = 0B、 x = 42C、 Compilation fails because of an error in line 2 of class Test2.D、 Compilation fails because of an error in line 3 of class Test1.E、 Compilation fails because of an error in line 4 of class Test2.

考题 一个Applet编译后的类名是Test.class,运行此小程序的命令是Java Test。

考题 单选题package test1;  public class Test1 {  static int x = 42;  }  package test2;  public class Test2 extends test1.Test1 {  public static void main(String[] args) { System.out.println(“x = “ + x);  }  }  What is the result?()A  x = 0B  x = 42C  Compilation fails because of an error in line 2 of class Test2.D  Compilation fails because of an error in line 3 of class Test1.E  Compilation fails because of an error in line 4 of class Test2.

考题 判断题一个Applet编译后的类名是Test.class,运行此小程序的命令是Java Test。A 对B 错