题目内容
（请给出正确答案）
如有定义：
class class1
{
Public virtual void test(){}
}
Class class2: class1
{
Public overrice void test()
{
Console.Write(“class2”);
}
}
Class class3: class2
{
Public override void test()
{
Console.Write(“class3”);
}
}
则下列语句的输出是什么？（）
Class2 x = new class3(); x.test();
A.class3 class2
B.class3
C.class2 class3
D.class2
如果结果不匹配，请 联系老师 获取答案
更多“如有定义：class class1{ Public virt…”相关的问题
A.class="navnav-tabs"
B.class="navnav-pillsnav-justified"
C.class="breadcrumb"
D.class="paginationpagination-lg"
A.class A{.... }
B.public A extends B{.... }
C.public class A extends B{ .... }
D.class A extends B implements C{ .... }
A.virtual class B{}; virtual class A : public B {};
B.virtual class B{}; class A : virtual public B {};
C.class B{}; class A : virtual public B {};
D.virtual class B{}; class A : public B {};
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!");)};
}
