Python Inheritance and Methods Quiz

Which of the following statements correctly describes inheritance in Python?

• It allows a class to create multiple instances.

• It allows a class to hide its attributes and methods.

• It allows a class (subclass) to inherit attributes and methods from another class (superclass), promoting code reuse.

• It allows a class to override its parent class methods without inheriting them.

Which of the following is not a type of inheritance?

• Double-level

• Multi-level

• Single-level

• Multiple

What type of inheritance is illustrated in the following Python code? class A(): pass class B(A): pass class C(B): pass

• Multi-level inheritance

• Multiple inheritance

• Hierarchical inheritance

• Single-level inheritance

What is the purpose of the __init__ method in a Python class?

• To initialize the class object with default attributes.

• To create a new instance of the class.

• To define the constructor of the class.

• To destroy the class object.

What is the purpose of the "pass" statement in Python?

• The "pass" statement is used to indicate methods undefined and will do nothing.

• The "pass" statement is used to exit a loop.

• The "pass" statement is used to define a class.

• The "pass" statement is used to call another method.

Which dunder method is used to implement the behavior of the ' / ' operator in Python?

• __div__

• __truediv__

• __floordiv__

• None of these

What is the purpose of the __setattr__ method in Python?

• It is used to set the value of an attribute.

• It is used to define the behavior of attribute assignment.

• It is used to check if an attribute exists.

• It is used to delete an attribute.

Which dunder method is used to implement the behavior of the != operator in Python?

• __ge__

• __eq__

• __le__

• __ne__

What does the __add__ method do in Python?

• It adds two objects together.

• It concatenates two objects.

• It performs element-wise addition for two objects.

• It performs matrix multiplication for two objects.

Which of the following statements about function arguments in Python is true?

• All arguments must have default values

• Functions cannot have more than one argument

• Arguments are passed by value

• Arguments can have default values