No one can expect to fully enjoy the adulthood privileges until he is ________.
[A] eleven years old
[B] sixteen years old
[C] twenty-one years old
[D] between twelve and twenty-one years old
第1题
若有如下程序: #include<iostream> using namespace std; class TestClass { public: void who(){cout<<“TestClass”<<endl;} }; class TestClassl:public TestClass { public: void who(){cout<<“TestClassl”<<endl; int main() { TestC
A.TestClassl
B.TestClass
C.0
D.无输出
第2题
有如下程序: #include <iostream> using namespace std; Class x { protected: int a; public: x() { a=1; } }; class x1 : virtual public x { public: x1() { a+=1; cout<<
A.1
B.123
C.242
D.244
第3题
若有以下程序: #include<iostream> using namespace Std; Class Base {public: Base() {x=0;} int x;}; class Derivedl:virtua1 public Base {public: Derived1() {x=10;}}; class Derived2:virtual1 public Base {public: Derived2()
A.20
B.30
C.10
D.0
第4题
有如下程序: #include <iostream> using namespace std; class AA { public: virtual void f() { cout<< "AA"; } }; class BB : public AA { public: BB() { cout << "BB"; } }; cla
A.AA
B.AABBCC
C.BBAABBCC
D.BBBBAACC
第5题
若有以下程序: #include<iostream> using namespace std; class A {private: int a; public: A(int i) {a=i;} void disp() {cout<<a<<“,”;}}; class B {private: int b; public: B(int j {b=j;} void disp() {cout<<b<<
A.10,10,10
B.10,12,14
C.8,10,12
D.8,12,10
第6题
有如下程序: #include(iostream) using namespace std; class TestClass{ protected: TestClass(){couti(cout<<‘x’;} TestClass(char c){cout<<c;}}; class TestClassl:publicTestClass{ public: TestClassl(char c){cout<<c;}}; int main(){ Te
A.y
B.yx
C.xy
D.yy
第7题
若有如下程序: #include<iostream> using namespace std; class TestClass { public: void who() {cout<<"TestClass"<<endl;} }; class TestClass1:public TestClass { public: void who(){cout<<"TestClass1"<<endl;} }; int main() { TestClass *p; TcstClass1 obj1; p=&obj1; p->who(); return 0; } 则该程序运行后的输出结果是()。
A.TestClass1
B.TestClass
C.0
D.无输出
第8题
有如下程序: #inClude<iostream> using namespace std; Class TestClass {public: virtUal void furll() {cout<<“funlTestclass”;} virtual void fun2() {cout<<“{fun2TestClass”;}}; class TestClassl:public TestClass {void fun() {cout<<“fu
A.fun1TestClass1 fun2TestClass
B.fun1TestClass1 fun2TestClass1
C.fUnlTestClass fun2TestClass
D.funlTe3tClass fun2TestClassl
第9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
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