In Python

QUESTION 1

1. In Python, all classes derive from which base class?

   		python
   		class
   		object
   		base

QUESTION 2

1. A class can only inherit from at most one other class

   True

   False

QUESTION 3

1. If we don't provide an __init__ method to a derived class, then when we create an instance of that class

   		The object will not be created.
   		It's parent's __init__ method will be called, if one exists.
   		The parent's attributes will not be set.
   		An error will occur.

QUESTION 4

1. If our derived class provides its own __init__ method then when an instance of that class is made

   		Only the base class' __init__ method is called
   		An error occurs.
   		The derived class' __init__ method is called followed by the base class' __init__ method
   		Only the derived class' __init__ method is called.

10 points

QUESTION 5

1. The super() function

   		Makes a class an abstract base class.
   		Returns a reference to the instance of the next base class associated with this instance of the derived class.
   		Upgrades a class to become a superclass
   		Calls the constructor of a base class

QUESTION 6

1. A class that cannot be instantiated itself but that specifies which methods and attributes must be defined by any class that wants to derive from it is called a

   		Derived class
   		Abstract base class
   		Base class
   		Parent class

QUESTION 7

1. This characteristic of OOP allows the correct version of an overridden methods to be called when an instance of a subclass is used to call it

   		Composition
   		Specialization
   		Overloading
   		Polymorphism

8

1. You can use this to determine whether an object is an instance of a class

   		The in operator
   		The is_object_of function
   		The isinstance function
   		The is operator

QUESTION 9

1. A subclass can have a method with the same name as method in the superclass

   True

   False

QUESTION 10

1. What type of relationship does inheritance creates between classes?

   		creates-a
   		uses-a
   		has-a
   		is-a