Several questions about class inheritance
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Classes A, B, C and H are related through inheritance and have the fields shown in the class tree
diagram below. Class G is not related to any of the other classes
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Solution Summary
This solution provides detailed answers to explain several questions about class inheritance in an object oriented design.
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The first question asks about the derivations of classes. The arrows
in the diagram indicate "derives from". That is, if class B has an
arrow to class A that means that class B derives from class A. With
that in mind we can answer each of the given questions:
i) A is a derived class of B and B is a derived class of C.
This is false. The arrows go from C to B and B to A, not the other
way around.
ii) C is a derived class of B and B is a derived class of A.
This is tue. The arrows are heading in the correct direction.
iii) A and B are both derived classes of C.
False. Instead C derives from B (and A).
iv) B and C are both derived from A.
True. B derives ...
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