The label of the DNS address are case insensitive.
查看答案
The final component of an address was intended to indicate the type of organization hosting the computer.
A. 对
B. 错
cn represents the People's Republic of China, uk represents the United Kingdom, and jp for Japan.
A. 对
B. 错
1.文字处理中格式设置包括：
A. 字体
B. 段落
C. 页面
D. 以上都是
2.为查看文档打印效果，在打印输出前需要做的操作是：
A. 插入对象
B. 新建文档
C. 编辑文档
D. 打印预览
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