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9. Assume that you see the following lines of code: [1 Mark] Post v= new MessagePost (; v.display(); a) MessagePost is a subclass of Post,
9. Assume that you see the following lines of code: [1 Mark] Post v= new MessagePost (; v.display(); a) MessagePost is a subclass of Post, which of these classes must have definition of display method for this code to compile? b) If both classes have an implementation of display method, which one will be executed
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Database Design Application Development And Administration
Authors: Mannino Michael
5th Edition
0983332401, 978-0983332404
