IT 114: Introduction to Java
Answers to Class 35 Ungraded Quiz
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When we print an object what it the name of the
instance method that println
calls?
toString
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Say you have an Array of
objects all derived from a base class all of which
have a toString method.
When calling toString
on each object, will the base class or the
derived class method be called?
the derived class method
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What do you call the feature of inheritance that is used when
dealing with objects all derived from the same base class,
and calling a method which is defined in the base class as
well as the derived classes, that results in Java
using the base class version of the method?
polymorphism