问题 单项选择题

PowerDesigner是新一代数据库设计工具,下面是它的4个组成部分,若要进行数据库概念模式设计,应该选用( )。

A.ProcessAnalyst

B.DataArehitect

C.MetaWorks

D.AppModeler

答案

参考答案:B

解析: PowerDesigner PtocessAnalyst用于数据分析和数据发现,使用户能够描述复杂的处理模型以反映它们的数据库模型,产生数据字典,绘制数据流图等。PowerDesigner DataArchitect用于两层的(概念层和物理层)数据库设计和数据库构造。PowerDesigner MetaWorks通过模型的共享支持高级团队工作的能力。 PowerDesigner AppModeler用于物理(逻辑)数据库的设计和应用对象的生成。

阅读理解

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第二部分:阅读理解(共25小题;第一节每小题2分;第二节每小题1分;满分45分)

第一节:阅读下列短文,从每题所给的四个选项(A,B,C,D)中,选出最佳选项,并将答案写在答题卡上。

A woman who was a student at the Central Conservatory of Music killed herself in Beijing, for a money-changing deal getting into trouble.

The 33-year-old graduate student in folk music was found dead in her bedroom on January. 14 during winter vacation.

She had written to a ~end that she wanted to die because she found her life “makes no sense.”

She probably joined m a money deal and could not return a large amount of money that she had promised to change into Hard currency(硬通货), sources said.

They said she had been asked to exchange 30,000 yuan into US dollars for actors going to perform in East Europe last year.

She seemed to have been cheated in the money deal. She was supposed to pay back the whole sum but was able to return only 10,000 yuan.

A school official said some students had joined in changing money though they knew it is against the Law.

41. The best headline for the above news story is _______________.

A. A Woman Was Cheated            B. Deal Fails, Student Dies

C. Student Found Dead               D. A Lesson For Us All

42. The woman killed herself most possibly because ___________

A. she failed to change the money into foreign currency    B. she cheated some actors

C. she felt her life boring             D. she could not return that good sum of money

43. According to the story, what does the word "sources" mean?

A. The people who gave the news.        B. The officials in the conservatory.

C. The woman herself.                D. The sources of a river.

44. According to the text, which of the following is true?

A. The woman managed to change only two-thirds of the money into hard currency.

B. She spent 20, 000 yuan.

C. She failed in the money-changing deal.

D. She got back only 10,000 yuan from the cheat.

单项选择题