利用公开密钥算法进行数字签名时A.发送方用公用密钥加密,接收方用公用密钥解密 B.发

题型:单项选择题

问题:

利用公开密钥算法进行数字签名时

A.发送方用公用密钥加密,接收方用公用密钥解密

B.发送方用私有密钥加密,接收方用私有密钥解密

C.发送方用私有密钥加密,接收方用公用密钥解密

D.发送方用公用密钥加密,接收方用私有密钥解密

考点:计算机等级考试网络技术三级网络技术笔试80
题型:单项选择题

1.Last Wednesday, Chinese President Hu Jintao flew to France f________ a state visit to Australia to attend the sixth summit of G20.

2.I would appreciate it very much if you could a_________ our plan.

3.During the summer vacation, he attended an English training course and now he can speak English f_______.

4.They are the best team in their country and they d_________ to win the match.

5.Obviously it is your fault. There is no need for you to d_________ yourself.

6.I’m quite c__________. I really can’t decide which answer is correct.

7.When she was lying in hospital, she r_________ not having taken her mother’s advice.

8.Regular exercise helps the film star get into shape and keep a slim f_________.

9.It is a bad habit to s_______ breakfast, for your body needs the energy it provides.

10.They made so loud noises that I couldn’t c_________ on my study in the classroom. 

题型:单项选择题

金字塔形的管理信息系统结构的底部为()的处理和决策。

A.结构化

B.半结构化

C.非结构化

D.三者都有

题型:单项选择题

C’est ainsi! _______ n’y peut rien.

A.personne

B.autre 

C. quiconque 

D.quelque

题型:单项选择题

军械装备管理中“三熟悉”指:熟悉基本性能、()、熟悉日常管理。

题型:单项选择题

发动机运转性指标有()

A、排气品质

B、噪音

C、起动性

D、转速

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