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【判断题】
主项和谓逻辑概念。()
A.
正确
B.
错误
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【单选题】Blackburn attributes the success of the company that have involved him to
A.
the role he played in each of them.
B.
the abilities of the new managers.
C.
the decision 'not to make radical personnel changes.
D.
the financial support provided by the owners.
【单选题】In a very bread sense, legislation plays the same role in France as judicial decisions play in common law countries. Legislative rules provide the starting point from which lawyers and judges work tow...
A.
it provides a just solution to a problem
B.
statutes are laws, and must be obeyed
C.
the judge's role is always simply to apply automatically the ready-made solutions provided by the legislature
D.
the role of the French judiciary is never really creative
【单选题】This main idea of the country?
A.
the formation of sugar
B.
the role of water in a growing plant
C.
the functions of carbon dioxide and water
D.
the synthesis of water with carbon dioxide
【单选题】以下错误的说法是________。
A.
用计算机语言编写的程序称为源程序,又称为编译单位
B.
编译是将高级语言书写的源程序“翻译”成等价的机器语言目标程序的过程
C.
简单程序设计的步骤和顺序为:先编码和上机调试,在编码过程中确定算法和数据结构,最后整理文档
D.
每个C语言程序写完后,都是先编译,后链接,最后运行
【单选题】下列关于子查询的特殊用法与视图,错误的是( )。
A.
在CREATE TABLE命令中可以使用SELECT语句复制表的结构和数据为新表。
B.
在数据操作语句INSERT、DELETE和UPDATE中使用SELECT查询,可以实现数据的添加、删除和更新。
C.
视图是一个从一个或多个表中导出来的虚拟表,其内容由查询定义。
D.
数据库中不仅存放了视图的定义,还存放着视图的数据。
【单选题】— John Adams played the lead role really well in the film called Action —______. I don’t think he played his part very well.
A.
Yes, you’re right
B.
That’s a good idea
C.
No, I disagree
D.
That’s true
【简答题】● 某销售公司数据库的零件P(零件号,零件名称,供应商,供应商所在地,库存量)关系如下表所示,其中同一种零件可由不同的供应商供应,一个供应商可以供应多种零件。零件关系的主键为 (53) 。 查询各种零件的平均单价、最高单价与最低单价之间差距的SQL语句为: SELECT 零件号, (54) FROM P (55) ; 该关系存在冗余以及插入异常和删除异常等问题。为了解决这一问题需要将零件关系分解为...
【单选题】下面关于编译程序的描述不正确的是( )。
A.
编译程序可以将高级程序设计语言的代码翻译成与之等价的低级语言的代码。
B.
只能用机器语言来编写 编译程序 。
C.
编译程序将源程序转换成目标代码。
D.
程序执行时,控制权在目标代码。
【单选题】In a very broad sense, legislation plays the same role in France as judicial decisions play in common law countries. Legislative rules provide the starting point from which lawyers and judges work tow...
A.
it provides a just solution to a problem
B.
statutes are laws, and must be obeyed
C.
the judge’s role is always simply to apply automatically the ready-made solutions provided by the legislature
D.
the role of the French judiciary is never really creative
【简答题】● 某销售公司数据库的零件P(零件号,零件名称,供应商,供应商所在地,单价,库存量)关系如表1所示,其中同一种零件可由不同的供应商供应,一个供应商可以供应多种零件。零件关系的主键为 (37) ,该关系存在冗余以及插入异常和删除异常等问题。为了解决这一问题需要将零件关系分解为 (38) 。 (37) A. 零件号,零件名称 B. 零件号,供应商 C. 零件号,供应商所在地 D. 供应商,供应商所在地...
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