电子商务务安全要求的四个方面是() A.传输的高效性、数据的完整性、交易各方的身份认

题型:单项选择题

问题:

电子商务务安全要求的四个方面是()

A.传输的高效性、数据的完整性、交易各方的身份认证和交易的不可抵赖性

B.存储的安全性、传输的高效性、数据的完整性和交易各方的身份认证

C.传输的安全性、数据的完整性、交易各方的身份认证和交易不可抵赖性

D.存储的安全性、传输的高效性、数据的完整性和交易的不可低赖性

考点:网络安全知识考试网络安全知识(综合练习网络安全知识(综合练习题库
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阅读理解。

    Athens (August 16, 2004)-China won four gold medals including the first gold of the Games out of the

total 13 events on August 14, the first competition day of the 28th Olympic Games in Athens.

    It takes the first spot (排名位置) on the medal standings with six medals including another silver (银牌)

and bronze medals. On 14th, the first competition day after the opening of the 28th Olympic Games August

13, women's young sharpshooter (神枪手), Du Li, a 22-year-old girl from Shangdong Province and a

daughter of a policeman, won the women's air rifle (气步枪). This is the first gold medal in the gold medal

in the 28th Olympic Games in Athens. Soon, Wang Yifu who is 44 years old from Anhui Province took the

second gold medal for our country. This is his sixth in Olympic the men's 10m air pistol (气手枪) event. In

evening competition, women's duo diving (双人跳水) GuoJingjing/Wu Minxia and men's duo diving Tian

Liang / Yang Jinghui won another two gold medals for China.

    On the second day, Xian Dongmei won the gold medal in the women's judo (柔道) half-light-weight

(52kg) competition at the Athens 2004 Olympic Games, August 15, 2004.

1. Who won the first gold medal for China in the 28th Olympic Games? [ ]

A. Wang Yifu

B. Tian Liang / Yang Jinghui

C. Du Li

D. GuoJingjing / Wu Minxia

2. From this news, we know that the 28th Olympic Games began on ______, in Athens, Greece. [ ]

A. August 13

B. August 14

C. August 12

D. August 15

3. How many medals did the Chinese athletes win altogether on the first day? [ ]

A. Four

B. Five

C. Seven

D. Six

4. How many times has WangYifu, a 44-year-old player, complete in the Olympic Games? [ ]

A. Twice

B. Six times

C. Three times

D. Five times

5. Who won the fifth gold medal for China at the Athens 2004 Olympic Games? [ ]

A. Xian Dongmei

B. Guo Jingjing

C. Tian Liang

D. Yang Jinghui

题型:单项选择题

元朝时有一个被外国人称为刺桐港的国际性大港口是[ ]

A.泉州

B.明州

C.广州

D.大都

题型:单项选择题

关于法治最经典的定义来自于()。

A.恩格斯

B.马克思

C.柏拉图

D.亚里士多德

题型:单项选择题

在现阶段,我国产业结构调整的中心任务是( )。

A.产业结构的改造

B.产业的优化升级

C.产业比例的调整

D.产业构成的调整

题型:单项选择题

具有芳香气味、可随水蒸汽蒸馏出来又与水不相混溶的一类成分是

A.生物碱
B.黄酮
C.三萜
D.甾体
E.挥发油

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