If class dog has a derived class retriever, which of the following is true?
A) In the case of single inheritance, dog can have no other derived classes.
B) In the case of single inheritance, retriever is derived from no other class except dog.
C) The relationship between these classes implies that dog "is a" retriever.
D) The relationship between these classes implies that retriever "has-a" dog.

Question

Quizplus · Accepted Answer

In the context of single inheritance, a derived class like retriever inherits from only one base class, which in this case is dog. This means retriever does not derive from any other class except dog, making option B correct. Options A, C, and D misrepresent the nature of inheritance and the relationship between base and derived classes.

If Class Dog Has a Derived Class Retriever, Which of the Following