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Can we create abstract methods in a non-abstract class ?
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9
Inheritance in OOP.11
Overrided method visibility must be the same or less restrictive than the inherited method.3
What does the following code return ?6
Can a class implements several interfaces ?4
When can you do a+b in OOP ?2
Which modification of the following code WILL NOT make the output be "success" ?3
Explain the difference between overriding and overloading in OOP.