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若一个类中含有纯虚函数,则该类称为
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若一个类中含有纯虚函数,则该类称为
A、基类
B、纯基类
C、派生类
D、抽象类
时间:2021-09-01 23:19
关键词:
青书学堂
内蒙古农业大学
C++程序设计 (高起专)
答案解析
D
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函数 的定义域为
函数 的定义域为
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若一个类中含有纯虚函数,则该类称为
含有纯虚函数的类叫______ 。
以下哪个基类中的成员函数表示纯虚函数( )。
以下哪个基类中的成员函数表示纯虚函数?
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