题目内容

without __________________, the definition of an object as an instantiation（实例）of an Abstract Data Type is too simplistic（简单化）.

A. polymorphism
B. binding
C. encapsulation
D. inheritance

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Parent is a ____________ of HumanBeing.

A. specialisation
B. abstraction
C. polymorphism
D. generalisation

___________ refers to the components（组件） of a class:

A. specialisation
B. aggregation
C. polymorphism
D. generalisation

The relationship of some kind between two apparently unrelated classes is referred to as a(n):

A. specialisation
B. association
C. polymorphism
D. generalisation

The relationship between a derived class (or subclass) and base class is referred to as:

A. association
B. inheritance
C. polymorphism
D. instantiation