Flashcards
Polymorphism and Casting
Cards in this deck (6)
- 1PolymorphismMechanism of selecting the appropriate method for a particular object in a class hierarchy
- 2Selection of the correct method occurs:During the run of the program
- 3Dynamic bindingCompiler decides which instance method to call when the program is running
- 4Static bindingThe compiler decides which method to run at compile time.
- 5DowncastingCasting a superclass to a subclass type
- 6ClassCastExceptionThrown when there's an attempt to cast an object to a class of which it's not an instance
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- Flashcards on polymorphism and casting
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- joannazhang13
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