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Is it possible to create an abstract class without abstract methods ?
Author: SamuelStatus: PublishedQuestion passed 150 times
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12
Overrided method visibility must be the same or less restrictive than the inherited method.7
Can a class implements several interfaces ?3
Which modification of the following code WILL NOT make the output be "success" ?4
Explain the difference between overriding and overloading in OOP.4
What does the following code return ?10
Inheritance in OOP.5
When can you do a+b in OOP ?