某公司服务器上存储了大量的数据,员工使用服务器前首先必须登录。为了保证安全,使用认证

题型:单项选择题

问题:

某公司服务器上存储了大量的数据,员工使用服务器前首先必须登录。为了保证安全,使用认证技术 (106) 。为保证传输效率,使用 (107) 加密算法对传输的数据进行加密。

(106)处填()。

A.对登录系统的用户身份进行认可

B.保护数据在传输中的机密性

C.保证数据在传输中不被非法修改

D.防止登录信息被泄露出去

考点:计算机软件水平考试中级软件设计师软件设计师
题型:单项选择题

Wang Peng sat in his empty restaurant feeling very f      (56). He didn’t know why customers didn’t come to his restaurant. He then f      (57) his friend Li Chang to Yong Hui’s slimming restaurant and went inside out of c      (58). Wang Peng was a      (59) at the menu and especially at the prices. He decided to do some research.

At the library Wang Peng found that his restaurant served far too much fat and Yong Hui’s far too little. He wanted to w      (60) his customers back with a d      (61) and a new sign advertising the b      (62) of his food. The competition between the two restaurants was on!

A week later, Yong Hui came to question Wang Peng and Wang Peng e      (63). They sat down and discussed about the advantages and disadvantages of their menus. As a result, they decided to combine their ideas and provide a b      (64) menu together. It proved to be a s_______(65) and their business cooperation turned into a personal one.

题型:单项选择题

南极洲的自然资源中具世界首位的是(  )

A.地下煤炭资源储量大

B.地上固体淡水储量最大

C.海洋生物资源丰富

D.露天铁矿储量丰富

题型:单项选择题

下表是Framingham心脏病研究中血清胆固醇含量与冠心病发病关系的部分资料。研究者首先检测了1045名33~49岁男子的血清胆固醇含量,然后按其水平高低分为5组,随访观察10年后计算各组冠心病10年的累积发病率

根据上述资料以最低暴露水平114~(mg/dl)组为参照,最高暴露水平256~(mg/dl)组的归因危险度(AR)为().

A.0.06%

B.93.73%

C.14.35%

D.16%

E.28.81%

题型:单项选择题

简述病原细菌侵染途径。

题型:单项选择题

欧阳修的诗歌长于七言古体,注重“以文为诗”,其师法对象是()。

A.柳宗元

B.贾岛

C.韩愈

D.姚合

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