Python classes, inheritance, and object-oriented concepts explained with a short example each.
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- What is a class in Python?
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A blueprint or template for creating objects with shared attributes and methods- How does an object relate to a class?
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An object is a concrete instance of a class containing actual data- What Python keyword is used to define a class?
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class- What is the __init__ method in a class?
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The constructor that is automatically called when a new instance is created- What does the self parameter represent in a method?
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A reference to the current instance of the class- What is an instance attribute?
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An attribute that belongs to a single object and can differ across instances- What is a class attribute?
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An attribute defined in the class body that is shared by all instances- What is inheritance in object-oriented programming?
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A mechanism where a child class acquires the attributes and methods of a parent class- How do you create a child class that inherits from a parent?
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class ChildClass(ParentClass):- What is method overriding?
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Redefining a method from the parent class in the child class with different behavior- What does super() do?
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Calls a method in the parent class from within the child class- What is encapsulation in OOP?
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Bundling data and methods together and hiding internal implementation details- What does a single underscore prefix on an attribute mean?
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By convention, it signals the attribute is intended to be private or internal- What does a double underscore prefix on an attribute do?
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It triggers name mangling to make the attribute harder to access from outside the class- What does the @property decorator allow?
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Defining a method that can be accessed and used like an attribute with dot notation
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