题目内容

A．lessB．moreC．most

A. less
B. more
C. most

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The company is recruiting a person to sell goods to individual customers.

A. Right
B. Wrong
C. Doesn't Say

Between 1945 and 1950 production increased

A. every year by 20,000.
B. from 20,000 to 230,000.
C. by 20,000 to 230,000.

The company opened a Chinese joint Venture in

A. 1977
B. 1982
C. 1994

在UML类图中，类与类之间存在依赖(Dependency)、关联(Association)、聚合(Aggregation)、组合(Composition)和继承(Inheritance)5种关系，其中，(45)关系表明类之间的相互联系最弱，(46)关系表明类之间的相互联系最强，聚合(Aggregation)的标准UML图形表示是(47)。

A. 依赖
B. 聚合
C. 组合
D. 继承