Python Unit 7 Quiz Project Stem with Complete Solutions

Python Unit 7 Quiz Project Stem with Complete Solutions What is the purpose of the `self` parameter in Python class methods? `self` refers to the instance of the class and allows access to its attributes and methods. How do you define a class in Python? You define a class using the `class` keyword followed by the class name and a colon. What is the difference between a class method and an instance method in Python? A class method operates on the class itself, while an instance method operates on an instance of the class. What does the `__str__()` method do in a Python class? The `__str__()` method defines how an object is represented as a string when it is printed or converted to a string. How do you create an object from a class in Python? 2 You create an object by calling the class name followed by parentheses: `object = ClassName()`. What does inheritance allow in Python? Inheritance allows a class to inherit attributes and methods from another class, enabling code reuse and extension. How do you access the parent class's method in a subclass? You use the `super()` function to access a method from the parent class. What is method overriding in Python? Method overriding is when a subclass provides a new definition for a method that is already defined in its parent class. What is the purpose of the `__init__()` method in Python classes? The `__init__()` method is the constructor method in Python, used to initialize an object's attributes when it is created. How do you prevent a method from being overridden in Python? 3 You can use the `@final` decorator to prevent a method from being overridden in subclasses. What does polymorphism mean in Python? Polymorphism means the ability of different objects to respond to the same method call in different ways. How do you define a static method in Python? A static method is defined using the `@staticmethod` decorator and does not require access to the instance or class. How do you check if an object is an instance of a specific class in Python? You use the `isinstance()` function to check if an object is an instance of a class. What is an abstract class in Python? An abstract class is a class that cannot be instantiated and is meant to be subclassed by other classes. What does the `@property` decorator do in Python? 4 The `@property` decorator allows a method to be accessed like an attribute, providing a way to define read-only properties. How do you define a class variable in Python? A class variable is defined inside the