PCAP Object-Oriented Programming 2

Question 1

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

Accepted Answer

Calls a method from the parent class

Answer

Creates a superclass

Answer

Deletes the parent class

Answer

Converts to a supertype

Question 2

What is method overriding in Python OOP?

Accepted Answer

Defining a method with the same name in a subclass

Answer

Deleting a parent class method

Answer

Adding extra parameters to a method

Answer

Calling a method twice

Question 3

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

Accepted Answer

class Dog(Animal):

Answer

class Dog extends Animal:

Answer

class Dog inherits Animal:

Answer

class Dog: Animal

Question 4

What is polymorphism in Python?

Accepted Answer

Multiple classes responding to the same interface

Answer

A class with many attributes

Answer

A method with default parameters

Answer

Using multiple inheritance

Question 5

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

Accepted Answer

Declare it outside any method, inside the class body

Answer

Declare it inside __init__ using self

Answer

Use the global keyword

Answer

Use the shared keyword

Question 6

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

Accepted Answer

True

Answer

False

Answer

None

Answer

TypeError