A.PUBLIC TB.T=0C.T=1D.PARA T
A.PUBLIC T
B.T=0
C.T=1
D.PARA T
A.PUBLIC T
B.T=0
C.T=1
D.PARA T
int型public成员变量MAX_LENGTH,该值保持为常数100,则定义这个变量的语句是()。
A.public int MAX_LENGTH=1 00
B.final int MAX_LENGTH=100
C.public const int MAX_LENGTH=100
D.public final int MAX_LENGTH=100
给出下列不完整的方法,则下列()声明可以被加入①行以完成此方法声明。 ① _______________ ② { success=connect (); ③ if(success==-1) throw new TimedOutException (); ④ }
A.public void method ()
B.public void method () throws Exception
C.public void method () throw TimedOutException
D.public throw TimedOutException void method()
下列程序的输出结果为2,横线处应添加语句()。 #include<iostream> using namespace std; { public: ______void fun(){cout<<1;} }; class TestClass2:public TestClass1 { public:void fun(){cout<<2;) }; int main() { TestClass1 *p=new TestClass2; p->fun(); delete p; Teturn 0; }
A.public
B.private
C.virtual
D.protected
以下各选项组中,均是C++语言关键字的组是
A.public operator this
B.shod string static
C.it while>=
D.private cout printf
下列选项成员变量声明正确的是
A.public protected final int i;
B.abstract class F1{…}
C.private double height;
D.double weight{}
指出下面哪一项是在抽象类中声明一个抽象方法。()
A.public abstract method();
B.public abstract void method();
C.public void abstract Method();
D.public void method(){abstract;}
下列哪个选项不是InputStream类中的方法? ()
A.public abstract int read()throws IOException
B.public final void writeInt(int v)throws IOException
C.public void close()throws IOException
D.public int available()throws IOException