下列关于系统安全管理措施的描述中,错误的是
A.数字水印是最常用的信息隐藏技术
B.数据加密是针对数据内容采取的安全技术
C.信息隐藏是针对数据表现形式采取的安全技术
D.在视频数据中嵌入数字水印可保护该数据的所有权
正确答案是C
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Complete each of the following sentences with a (compound) word derived from the one(s) given in brackets.
Just like diseases of the body, bad habits and vices of the mind are more ( )prevented than cursed. (easy)
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