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)
有如下程序: include using namespace std; class Base { private:

有如下程序: #include<iostream> using namespace std; class Base { private: void funl()const {cout<<"funl";} protected: void fun2() const{cout<<"fun2";} public; void fun3() const {cout<<"fun3";} }; class Derived:protected Base { public; void fun4() const {cout<<"fun4";} }; int main() { Derived obj; obj.funl(); //① obj.fun2(); //② obj.fun3(); //③ obj.fun4(): //④ return 0; } 其中有语法错误的语句是

A.①②③④

B.①②③

C.②③④

D.①④


参考答案

更多 “ 有如下程序: include using namespace std; class Base { private: 有如下程序: #include<iostream> using namespace std; class Base { private: void funl()const {cout<<"funl";} protected: void fun2() const{cout<<"fun2";} public; void fun3() const {cout<<"fun3";} }; class Derived:protected Base { public; void fun4() const {cout<<"fun4";} }; int main() { Derived obj; obj.funl(); //① obj.fun2(); //② obj.fun3(); //③ obj.fun4(): //④ return 0; } 其中有语法错误的语句是A.①②③④B.①②③C.②③④D.①④ ” 相关考题
考题 有如下程序:includeusing namespace std;class Base{private:char c;piblic:Base(cha 有如下程序: #include<iostream> using namespace std; class Base { private: char c; piblic: Base(char n):c(n){} ~Base() { cout<<C; } }; class DeriVed:public Base { private: char c; public: Derived(char n):Base(n+1),c(n){} ~Derived() { cout<<c; } }; int main() { Derived obj('x'); return 0; } 执行上面的程序将输出A.xyB.yxC.xD.y

考题 有如下程序:includeusing namespace std;class Base{public:Base(int x=0){cout 有如下程序: #include<iostream> using namespace std; class Base{ public: Base(int x=0){cout<<x;} }; class Derived:public Base{ public: Derived(int x=0){cout<<x;} private: Base val; }; int main( ){ Derived d(1); return 0; } 程序的输出结果是A.0B.1C.01D.001

考题 有以下程序:include include using namespace std;class base{private: cha 有以下程序: #include <iostream> #include <string> using namespace std; class base { private: char baseName[10]; public: base ( ) { strcpy (baseName, "Base"); } virtual char *myName() {A.DerivedBaseB.BaseBaseC.DerivedDerivedD.BaseDerived

考题 有以下程序:includeusing namespace std;class BASE{private: char c;public: BASE(c 有以下程序: #include <iostream> using namespace std; class BASE { private: char c; public: BASE(char n):c(n);{} virtual~BASE() { cout<<c; } }; class DERIVED:public BASE { char c; pA.XYB.YXC.XD.Y

考题 有以下程序include using namespace std:class Base{private:char c;public:Base(cha 有以下程序#include <iostream>using namespace std:class Base{private: char c;public: Base(char n) :c(n) {} ~Base ( ) { cout<<c; }}; class Derived : public Base{private: char c;public: Derived(char n):Base (n+1),c(n) {} ~Derived() { cout<<c; }};int main(){ Derived obj('x'); return 0;} 执行后的输出结果是A.xyB.yxC.xD.y

考题 有如下程序:include using namespace std;class Base{private:charc;public:Base(cha 有如下程序:#include <iostream>using namespace std;class Base{private: char c;public: Base(char n) :c(n){} ~Base() { cout<<c; } };class Derived: public Base{private: char c; public: Derived(char n):Base(n+1),c(n) {} ~Derived() { cout<<c; }};int main (){ Derived obj ('x'); return 0;}执行上面的程序净输出A.xyB.yxC.xD.y

考题 有如下程序: #include<iostream) using namespace std; classBase{ public: Base(int x=0){cout<<x;} }; Class Derived:public Base{ public: Derived(int x=0){cout<<x;} private: Base Val; }; int main(){ Derived d(1); returnA.100B.000C.010D.001

考题 有如下程序: #include 〈iostream〉 using namespace std; class Base { private: char c; public: Base(char n) :c(n) {} ~Base ( ) { cout〈〈c; } }; class Derived : public Base { private: char c; public: Derived(char n) :Base(n+1),c(n) { } ~Derived () { cout〈〈c; } }; int main ( ) { Derived obj ('x'); return 0; } 执行上面的程序将输出( )。A.xyB.yxC.xD.y

考题 有如下程序:include using namespace std;class Base{private:char c;public:Base(ch 有如下程序:#include <iostream>using namespace std;class Base{private: char c;public: Base(char n):c(n){} ~Base() { cout<<c; }};class Derived: public Base{private: char c;public: Derived(char n):Base(n+1),c(n){} ~Derived() { cout<<c; }};int main(){ Derived obj('x'); return 0; }执行上面的程序将输出( )。A.xyB.yxC.xD.y

考题 有以下程序includeusing namespace std;class Base{private:char c;public:Base(char 有以下程序 #include<iostream> using namespace std; class Base { private: char c; public: Base(char n):c(n){} ~Base() { cout<<c; } }; class Derived:public Base { private: char c; public: Derived(char n):Base(n+1),c(n){} ~Derived() { cout<<c; } }; int main() { Derived obj('x'); return 0; } 执行后的输出结果是A.xyB.yxC.xD.y