地址总线宽度决定CPU可以访问的物理地址空间。
数据库具有（）等特点。 ["较小的冗余度","较高的数据独立性","共享性","安全性"]
如果希望在用户访问网站时若没有指定具体的网页文档名称时，也能为其提供一个网页，那么需要为这个网站设置一个默认网页，这个网页往往被称为（）。
四根说
Given： 1. public interface Foo { 2. int k = 4： 3. } Which three are equivalent to line 2？（） [" final int k = 4："," public int k = 4："," static int k = 4："," private int k = 4："," abstract int k = 4："," volatile int k = 4："," transient int k = 4："," protected int k = 4："]
演绎
