Python Object-Oriented Programming Quiz

What does a class represent in Python?

• A function

• A blueprint for objects

• A variable

• A module

What is an object in Python?

• A block of code

• An instance of a class

• A data type

• A loop

Which method is called automatically when an object is created?

• __start__

• __create__

• __init__

• __object__

What does self refer to in a Python class method?

• The class itself.

• The current instance of the class.

• A global variable.

• A static variable.

How do you create an object (instance) of a class named MyClass?

• obj = MyClass()

• obj = new MyClass

• MyClass.create_object()

• instance = MyClass.object

What is an instance variable in a Python class?

• A variable shared among all instances of a class.

• A variable defined outside the class.

• A variable specific to an instance of a class.

• A variable used for method overloading.

Which of the following core principle of Object-Oriented Programming (OOP) that involves bundling data and methods that operate on that data into a single unit (class)?

• Inheritance

• Polymorphism

• Encapsulation

• Abstraction

What is the process of creating a new class based on an existing class called?

• Polymorphism

• Encapsulation

• Inheritance

• Abstraction

Which of the following best describes how Python handles "private" attributes within a class?

• It uses the private keyword to declare them.

• It uses a single underscore prefix (_) to make them truly inaccessible.

• It uses a double underscore prefix (__) as a naming convention to indicate intended privacy and trigger name mangling.

• Python does not support private attributes; all members are public

Which of the following does not correctly create an object instance?

• my_dog=Dog("Lego")

• puppy= MyDog()

• jammie = His-Dog()

• dog=Her_Dog()