2. 从业资格
  3. The lower-level classes(known as subclas

The lower-level classes(known as subclas

练习题库2022-08-02  23
问题 The lower-level classes(known as subclasses or derived classes) ( )state andbehavior from the higher-level class(known as a super class or base class).A.requestB.inheritC.invokeD.accept
选项 A.request
B.inherit
C.invoke
D.accept
答案 B
解析 低层的类(也称子类或派生类)从高层类(也称为超类或基类)中继承了状态和行为。
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软件水平考试初中高级

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