题目内容

如果项目仍按目前状况继续发展,则该项目完工时将超出原成本预算多少万元请简要写出计算过程。

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两个公司希望通过Internet:进行安全通信,保证从信息源到目的地之间的数据传输以密文形式出现,而且公司不希望由于在中间节点使用特殊的安全单元而增加开支,最合适的加密方式是 (2) ,使用的会话密钥算法应该是 (3) 。

A. RSA
B. RC-5
C. MD5
D. ECC

Conversation 11-3M:What are you doing, MissW:I have to (1)get a part-time job.M:What jobs have you doneW:I’ve had (2)a lot of different jobs.I used to work in a large computer company.M:What did you do thereW:I used to be a computer operator.M:What can you do hereW:I can do anything.I have to make some money right away.M:Well, we are going to have (3)an opening next week.I’ll call you then.W:Thanks. What is the woman doing()

A. Looking for a full time job.
B. Looking for a part-time job.
C. Going to learn more computer skills.
D. Going to work in a computer company

网络地址和端口翻译(NAPT)用于 (43) ,这样做的好处是 (44) 。

A. 把内部的大地址空间映射到外部的小地址空间
B. 把外部的大地址空间映射到内部的小地址空间
C. 把内部的所有地址映射到一个外部地址
D. 把外部的所有地址映射到一个内部地址

如果从第6天早上开始,项目不再出现成本偏差,则该项目的预计完工成本(EAC)是多少万元请简要写出计算过程。

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