Sound, visual or other signal to a team ordering it to return to its base is ______.
A.Come-back signal
B.Go-back signal
C.Return signal
D.Retreat signal
第1题:
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.BASE
B.DERIVED
C.BASEDERIVED
D.DERIVEDBASE
第2题:
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;} 执行后的输出结果是______ 。
A.BASE
B.DERIVED
C.BASEDERIVED
D.DERIVEDBASE
第3题:
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;} 执行后的输出结果是( )。
A.BASE
B.DERIVED
C.BASEDERIVED
D.DERIVEDBASE
第4题:
有如下程序: #include<iostream> usingnamespacestd; classBASE{ public: ~BASE(){cout<<"BASE";} }; classDERIVED:publicBASE{ public: ~DERIVED(){cout<<"DERIVED";} }; intmain(){DERIVEDx;return0;) 执行后的输出结果是( )。
A.BASE
B.DERlVED
C.BASEDERIVED
D.DERlVEDBASE
第5题:
有如下程序: #include<iostream> using namespace std; classBase{ public: void fun{ __________________ cout<<”Base::fun”<<endl;} }; class Derived:public Base{ public: voidfun{ cout<<”Derived::fun”<<endl: } }; int main{ Derived d; A fun; return 0; } 已知其执行后的输出结果为: Base::fun Derived::fun 则程序中下画线处应填入的语句是( )。
A. Base.fun;
B.Base::fun;
C.Base—>fun;
D.fun;
第6题: