题目内容
（请给出正确答案）
A.abstract class Cat: Animal
{
abstract public void Move();
}
B.abstract class Cat: Animal
{
virtual public void Move(){Console.Write(Console.Write("Move!");)}
}
C.abstract class Cat: Animal
{
public void Move(){Console.Write(Console.Write("Move!");)};
}
D.abstract class Cat: Animal
{
public void Eat(){Console.Write(Console.Write("Eat!");)};
}
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更多“接口Animal 定义如下：public interface…”相关的问题
A.接口所有的方法都是抽象的
B.接口所有的方法一定都是public属性的
C.用于定义接口的关键字是implements
D.接口是Java中的特殊类，包含常量和抽象方法
A.obj.fun1()
B.obj.fun2()
C.obj.fun3()
D.obj.fun4()
A.XB::XB(inta,intb):x(a),y(b){}
B.XB::XB(inta,intb):XA(a),y(b){}
C.XB::XB(inta,intb):x(a),XB(b){}
D.XB::XB(inta,intb):XA(a),XB(b){}
A."public interface A{
Int i= 10;
public void funA0;
}
public interface B{
intj= 10;
public void funB0;
}
public interface C implements A,B{}"
B."public interface A{
Int i= 10;
public void funA();
}
public interface B{
intj= 10;
public void funB0;
}
public interface C extends A,B{}"
C."public interftace A{
Int i= 10;
public void funA();
}
public interface B{
intj= 10;
public void funB();
}
public class C extends A,B{}"
D."public interface A{
Int i= 10;
public void funA();
}
public interface B{
int j= 10;
public void funB();
}
public class C implements A implements B{}"
A.B::B(int m) : a(m), z(m){ }
B.B::B(int m) : a(),z() { }
C.B::B(int m) : a(m,m), z(m){ }
D.B::B(int m) : a=(m,m), z=m { }
A.public
B. private
C. extended
D. protected
