Object-Oriented Programming Flashcards

What does the `super()` function do in Python?

Answer: Calls a method from the parent class

`super()` returns a proxy object that delegates method calls to the parent class.

What is method overriding in Python OOP?

Answer: Defining a method with the same name in a subclass

Method overriding means redefining a parent class method in a child class with the same name.

Which of the following correctly defines a subclass `Dog` inheriting from `Animal`?

Answer: class Dog(Animal):

Python uses parentheses after the class name to specify the parent class for inheritance.

What is polymorphism in Python?

Answer: Multiple classes responding to the same interface

Polymorphism allows different classes to be used through the same interface by implementing the same methods.

How do you define a class variable (shared by all instances) in Python?

Answer: Declare it outside any method, inside the class body

Class variables are defined in the class body outside any method and are shared by all instances.

What will `isinstance(obj, MyClass)` return if `obj` is an instance of a subclass of `MyClass`?

Answer: True

`isinstance()` returns `True` if the object is an instance of the class or any of its subclasses.