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:includeclass Base{protected:int i;public:int j;};class Derived:pub
有如下程序: #include<iostream.h> class Base { protected:int i; public:int j; }; class Derived:public Base { int m; public:int n; }; int main() { Derived d; d.i=0; //[1]d.j=0; //[2]d.m=0; //[3]d.n=0; //[4]return 0; } 其中主函数中有两个赋值语句有错,这两个错误的赋值语句是( )。
A.[1]和[2]
B.[1)和[3]
C.[2]和[3]
D.[2]和[4]
参考答案
更多 “ 有如下程序:includeclass Base{protected:int i;public:int j;};class Derived:pub 有如下程序: #include<iostream.h> class Base { protected:int i; public:int j; }; class Derived:public Base { int m; public:int n; }; int main() { Derived d; d.i=0; //[1]d.j=0; //[2]d.m=0; //[3]d.n=0; //[4]return 0; } 其中主函数中有两个赋值语句有错,这两个错误的赋值语句是( )。A.[1]和[2]B.[1)和[3]C.[2]和[3]D.[2]和[4] ” 相关考题
考题
有如下程序 include using namespace std; class Base { protected:
有如下程序 #include <iostream> using namespace std; class Base { protected: Base( ){cout<<'A'; } Base(char c) { cout<<c; } }; class Derived: public Base { public: Derived(char c){ cout<<c; } }; int main( ){ Derived d1 ('B'); return 0; } 执行这个程序屏幕上将显示输出A.BB.BAC.ABD.BB
考题
下面程序的运行结果是 include class base{ protected: int a; public: base( ) {c
下面程序的运行结果是#include<iostream.h>class base{protected:int a;public:base( ) {cout < < "0";}};class base l: virtual base{public:base l ( ) {cout < <"1";}};class base 2: virtual base{public:base2 ( ) {cout < <"2";}};class derived: public base 1, public base2{public:derived( ) {cout < < "3";}};void main( ){derive obj;cout < < endl;}A.0123B.3120C.0312D.3012
考题
有如下程序:includeusing namespace std;Class Base{public:Base(){cout
有如下程序: #include<iostream.h> using namespace std; Class Base { public: Base(){cout<<“BB”;f();} void{(){cout<<“BF”;} }; class Derived:public Base { public: Derived(){cout<<“DD”;} void f(){cout<<“Df”;) }; int mainA.BBBfDDB.BBDfDDDfC.DDD.DDBBBf
考题
有如下程序:includeusing namespace std;class Base{protected:Base(){cout
有如下程序: #include<iostream> using namespace std; class Base{ protected: Base(){cout<<'Base';} Base(char c){cout<<c;} }; class Derived:public Base{ public: Derived(char c){cout<<c;} }; int main(){ Derived d('Derived'); return 0; } 执行这个程序屏幕上将显示输出( )。A.DerivedB.DerivedBaseC.BaseDerivedD.DerivedDerived
考题
有如下程序:include using namespace std;class Base{public:Base(){ cout
有如下程序: #include <iostream.h> using namespace std; class Base { public: Base(){ cout<<"BB"; f(); } voidf(){cout <<"Bf"; } }; class Derived: public Base { public: Derived (){cout<<"DD";} void f(){cout<<"Df";} }; int main(){Derived d; return 0;} 执行上面的程序将输出A.BBBfDDB.BBDfDDDfC.DDD.DDBBBf
考题
有如下程序:includeusing namespace std;class BASE{public:~BASE( ){cout
有如下程序: #include<iostream> using namespace std; class BASE{ public: ~BASE( ){cout<<"BASE";} }; class DERIVED:public BASE{ public: ~DERIVED( ){cout<<"DERIVED";} }; int main( ){DERIVED x;return 0;} 程序的输出结果是A.BASEB.DERIVEDC.BASEDERIVEDD.DERIVEDBASE
考题
下面程序的输出结果是【】。include using namespace std; class base { protected: int
下面程序的输出结果是【 】。include <iostream>using namespace std;class base{protected:int a;public:base(){cout<<"0":}};class basel: virtual public base{public:base1(){ cout<<"1";}};class base2 : virtual public base{public:base2(){cout<<"2";}};class derived : public base1,public base2{public:derived () {cout<<"3"; }}int main (){derived obj;cout<<end1;return 0;}
考题
有如下程序: include using namespace std class Base{ int b; public: Base(int i) {
有如下程序:include<iostream>using namespace stdclass Base{int b;public:Base(int i) {b=i;}Void disp ( ) {cout<<"Base:b="<<b<<''; }};class Base1:virtual public Base{public:Base1(int i):Base(i){}};class Base2:virtual public Base{public:Base2(int i):Base(i){}};class Derived:public Basepublic Base1{int d;public:Derived(int i ,int j):Base1(j),Base2(j),【 】{ d=i; }void disp() {cout<<"Derived:d="<<d<<' ';}};int main()Derived objD(1,2);objD. disp()objD. Base::disp();objD. Base1::disp()objD. Base2::disp();return 0;}请将程序补充完整,使程序在运行时输出:Derivd:d=1 Base:b=2 Base:b=2 Base:b=2
考题
有如下程序includeusing namespace std;class Base{protected:Base(){cout
有如下程序 #include<iostream> using namespace std; class Base{ protected: Base(){cout<<'A';} Base(char c){cout<<c;) }; class Derived: public Base{ public: Derived(char c){cout<<c;) }; int main(){ Derived dl('B'); return 0; } 执行这个程序屏幕上将显示输出( )。A.BB.BAC.ABD.BB
考题
下面程序的运行结果是includeclass base{protected: int a;public: base(){cout
下面程序的运行结果是 #include<iostream.h> class base{ protected: int a; public: base(){cout <<"0";} }; class basel:virtual base{ public: basel () {cout <<"1";} }; class base2:virtual base{ public: base2(){cout <<"2";} }; class derived:public basel,public base2{ public: derived(){cout <<"3";} }; void main() { derived obj; cout <<end1; }A.123B.3120C.312D.3012
热门标签
最新试卷