AP Computer Science Amediummcq1 pt
When is an overriding method called through a superclass reference?
A.when the object is actually a subclass
B.never
C.only for static methods
D.only at compile time
Explanation
Core Concept
Dynamic dispatch checks the runtime class.
Correct Answer
Awhen the object is actually a subclass
More Unit 9: Inheritance practice questions
- mediumA superclass reference to a subclass object can call
- mediumAn overridden method may call the parent version with
- mediumWhich class is a subclass of Object?
- mediumWhich method is present in the Object class?
- hardWhich describes dynamic dispatch?
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