Top 50 Object-Oriented Programming(OOPs) Questions in Python for Interview Prep
Welcome to our deep dive into the Top 50 Object-Oriented Programming Questions in Python—a must-watch for anyone preparing for Python and OOP interviews! This video covers essential OOP concepts in Python, from foundational topics like classes and objects to advanced topics like metaclasses, memory management, method chaining, and data descriptors. Whether you're a beginner or looking to refresh your knowledge, this video is packed with practical explanations, examples, and expert tips to help you confidently tackle OOP questions in Python interviews. Master concepts like encapsulation, inheritance, polymorphism, abstraction, and more to boost your Python programming skills and ace your next interview!
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Questions:
What is Object-Oriented Programming (OOP) in Python?
Explain the four main principles of OOP: Encapsulation, Inheritance, Polymorphism, and Abstraction.
What is a class in Python, and how do you define it?
How do you create an object from a class?
Explain the _init_ method and its purpose.
What is the difference between a class and an instance?
How does encapsulation work in Python?
Explain public, protected, and private attributes in Python classes.
What is inheritance, and why is it used?
Explain single inheritance with an example.
What is multiple inheritance? Give an example.
What is the super() function, and why is it used?
How does method overriding work in Python?
What is polymorphism in Python?
Explain method overloading and whether it’s supported in Python.
What is abstraction, and how is it implemented in Python?
What is an interface, and how can you implement it in Python?
What is the difference between an abstract class and an interface?
How does Python manage memory for objects?
How do _str_ and _repr_ methods differ?
What is the difference between a static method and a class method?
How can you define and use static methods in Python?
What are class variables and instance variables?
Explain @classmethod and its usage
What is the purpose of _new_ and how does it differ from __init__?
Explain how you would use operator overloading in Python.
What is duck typing, and how is it relevant to Python OOP?
What is a singleton pattern, and how do you implement it in Python?
What are magic methods? Give examples of commonly used magic methods.
Explain the purpose of _len__, __getitem__, and __setitem_
How do you implement a custom iterator class?
What is the difference between composition and inheritance?
Explain the term "association" in OOP with an example.
What is aggregation in Python OOP?
How would you handle exceptions within class methods?
How do decorators relate to OOP in Python?
What is a metaclass, and how does it affect class creation?
Explain the _call_ method and its use cases.
Explain the concept of _slots_ in Python and why you might use it.
Explain the property decorator and its benefits.
How do you implement method resolution order (MRO) in Python?
What is Monkey Patching in Python?
How do you create and work with context managers?
What is the difference between overloading and overriding in Python?
What is strong typing in python?
What is the purpose of the global and nonlocal keywords?
Explain the concept of data descriptors in Python.
How would you create an immutable class in Python?
Explain the term method chaining and how you would implement it in a class.
How would you design a class to prevent it from being subclassed?