皮皮学，免费搜题
登录
搜题
【单选题】
抽象类A和类B的定义如下: abstract class A { abstract int getinfo(); } public class B extends A { private int a = 0; public int getinfo() { return a; } public static void main(String args[]) { B b = new B(); System.out.println(b.getinfo()); } } 关于上述代码说明正确的是A.
输出结果为0
B.
通过编译但没有输出任何结果
C.
第5行不能通过编译
D.
2行不能通过编译
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】---Whose are these books? ---They are _______.
A.
the children
B.
children
C.
the children's
D.
the child
【单选题】听力原文：M: Whose are these sweaters? F: The blue one is Lucy's and the green one is Lily's. What colour is Lily's sweater?
A.
Yellow.
B.
Green.
C.
Blue.
【简答题】如何进行资金来源可靠性分析?
【简答题】变构效应(名词解释)
【简答题】看一看，填一填。 1. It's time to _____ 2. Whose are these? 3. Those are my new _____. 4. This is my _____. 5. I have a green _____. 6. It's time for _____.
参考解析：
知识点：
题目纠错 0
发布
