AP Computer Science Amediummcq1 pt
Which class is a subclass of Object?
A.every class
B.only String
C.only user-defined classes
D.no class
Explanation
Core Concept
All classes descend from Object.
Correct Answer
Aevery class
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 method is present in the Object class?
- hardWhich describes dynamic dispatch?
- mediumA subclass method may access a superclass private field
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