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Waveform Audio File Format  |  1993-10-21  |  212.8 KB  |  1 channel  |  11,025 sample rate  |  19 seconds
Transcription: The virtual function mechanism allows client code to treat objects from different classes as if they were all base class objects. This mechanism would not work if base class pointers could not point to derived class objects, or if base class references could not refer to derived class objects.