在Javascript中要改变页面文档的背景色，需要修改document对象的（）属性
A. BackColor
BackgrouundColor
C. BgColor
D. Background
查看答案
Javascript特性不包括（）
A. 解释性
B. 用于客户端
C. 基于对象
D. 面向对象
如果想在网页显示后，动态地改变网页的标题
A. 不可能的
B. 通过document.write("新的标题内容")
C. 通过document.title("新的标题内容")
D. 通过document.changeTitle("新的标题内容")
HTMl文档的树状结构中，（）标签为文档的根节点，位于结构中的最顶层
A.
B.
C.
D.
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