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【单选题】
某公司与客户进行商业电子邮件沟通时采用了安全电子邮件技术对邮件内容进行加密和数字签名。以下关于MD5报文摘要的说法中错误的是(54)。A.
不同输入邮件计算出的摘要长度相同
B.
根据摘要无法还原出原邮件
C.
由邮件计算出其摘要的时间非常短
D.
不同的邮件可能生成相同的摘要
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反馈参考答案：
举一反三
【简答题】如何理解财务报表的分析框架与本书的分析路径?
【单选题】Russell believes that love should be unselfish in order for one to be happy.
A.
True
B.
False
【单选题】Robert found that it was most important to focus on work in order to be happy.
A.
True
B.
False
【单选题】In order to be happy, Wilson tried many ways such as ______.
A.
borrowing books on how to become happier
B.
trying to keep a sunny smile
C.
starting his conversations with 'Hello!'
D.
trying to have a good rest
【简答题】what steps can we undertake in order to be happy at work?
【单选题】In order to be happy, Wilson tried many ways such us ______.
A.
borrowing books on how to become happier
B.
trying to keep a sunny smile
C.
starting his conversations with 'Hello!'
D.
trying to have a good rest
相关题目：
【单选题】Robert found that it was most important to focus on work in order to be happy.
A.
True
B.
False
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