( ) is an important concept since it allows reuse of a class definition without requiring majorcode changes.(2015年上半年程序员综合知识真题答案与解析)
( ) is an important concept since it allows reuse of a class definition without requiring majorcode changes.(2015年上半年程序员综合知识真题答案与解析)
A、Inheritance
B、Polymorphism
C、Encapsulation
D、Data hiding
参考答案: A
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