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问题 单项选择题

在某学校的综合管理系统设计阶段，教师实体在学籍管理子系统中被称为教师，而在人事管理系统中被称为职工，这类冲突称之为______。

A．语义冲突

B．命名冲突

C．属性冲突

D．结构冲突

答案

参考答案：B

解析： 命名冲突包括同名异议和异名同义，处理命名冲突通常也像处理属性冲突一样，通过讨论和协商等行政手段加以解决。

选择题

孔雀开屏时如彩扇，尤为艳丽．开屏属于繁殖过程中的（　　）

A．求偶

B．交配

C．孵卵

D．育雏
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单项选择题


Directions: In this part, you are required to read the following passage carefully. For each of the 20 blanks there are four marked A, B, C and D. You should choose the ONE that best fits into the passage.

The business of advertising is to invent methods of addressing massive audiences in a language designed to be easily accessible and immediately persuasive. No advertising agency wants to (51) out an ad that is not clear and convincing to millions of people. But the agency, (52) they would agree that ads should be written to sell products, disagree when it (53) down to the most effective methods of doing so. (54) the years, advertising firms have developed among themselves a variety of distinctive styles (55) on their understanding of the different kinds of audiences they want to reach. No two agencies would handle the (56) product identically. To people (57) whom advertising is an exacting discipline and a highly competitive profession, an ad is (58) more than a sophisticated sales pitch, an attractive verbal (59) device to serve manufactures. In fact, for those who examine ads critically or professionally, products may very well be (60) more than merely points of departure. Ads often (61) their products, and in the (62) of early advertisements for products that are no longer available, we cannot help (63) consider the advertisement independently of oar responses to those products. The point of examining ads apart (64) their announced subjects is not that we ignore the product completely, but (65) we try to see the product only (66) it is talked about and portrayed in the full (67) of the ad. Certainly, it is not necessary to (68) tried a particular product to be (69) to appreciate the technique section and design used in (70) advertisement.

A．wear off

B．make to

C．outlive

D．destroy
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