Top 100 Most Frequently Asked Python Interview Questions (With Answers)
In this video, we cover the Top 100 Most Frequently Asked Python Interview Questions to help you prepare for your next Python interview! Whether you’re a beginner or an experienced developer, these questions will give you a solid understanding of core Python concepts, data structures, and best practices. We’ll discuss everything from basic syntax and data types to advanced topics like decorators, generators, and design patterns. This comprehensive guide will help you feel confident and ready to ace your interview.
What you’ll learn:
• Key Python features and coding standards like PEP 8.
• Differences between list, tuple, dictionaries, and sets.
• Advanced topics: decorators, closures, and generators.
• Object-oriented programming in Python.
• Memory management, multithreading, and more.
• Practice coding problems for stacks, trees, and graphs.
Below are the 100 questions list which we have covered in this video:
What are the key features of Python? What is the pip command and how is it used? What are Python’s built-in data types? What is the difference between list and tuple? What are Python dictionaries and how do you use them? What are Python’s string methods? Explain the concept of list slicing. What is the difference between break, continue, and pass? How do you reverse a list in Python? What is the difference between split() and join() in Python? Explain the difference between shallow copy and deep copy. What is list comprehension in Python? What is dictionary comprehension in Python? What is set comprehension in Python? What is the difference between split() and join() in Python? What is a lambda function in Python? What is a map(),reduce() and filter() function in Python? What is the difference between map() and list comprehension? What are Python iterators and how do they work? How do you write a function in Python? What are decorators in Python? What is a class-based decorator in Python? What is a Python closure? How do you create a generator in Python? What is the purpose of yield in Python? How are arguments passed in Python—by reference or by value? How do you create and work with context managers? What is the purpose of Python’s with statement? What is the purpose of the global and nonlocal keywords? How do you create a class in Python? What is the difference between a class and an object in Python? What is the purpose of self in Python? What is the difference between new and init?How do you implement inheritance in Python? What is the purpose of the super() function? How do you implement multiple inheritance in Python? What is method resolution order (MRO) in Python? What is the difference between overloading and overriding in Python? How do you create a private attribute in Python? What is encapsulation, and how is it achieved in Python? How do you implement polymorphism in Python? What is the purpose of the pass statement in Python? What is duck typing in Python? What is strong typing in Python? What is monkey patching in Python? What is the purpose of the global and nonlocal keywords? How does the abc (Abstract Base Class) module work in Python? What are magic methods (dunder methods) in Python? How do you handle exceptions in Python? What is the assert statement used for in Python? How do you handle circular imports in Python? How does Python’s dataclass module work? How is memory managed in Python? How does Python’s garbage collection work? What is memoization in Python? How can you achieve multithreading in Python? How does Python implement multiprocessing? How do you perform unit testing in Python? What is the difference between Thread and Process in Python’s multiprocessing module? What is the Global Interpreter Lock (GIL) in Python? What is a Python module and package? What are Python’s built-in modules? How do you use the os and sys modules in Python? How does Python handle recursion? How do you work with JSON data in Python? How do you manage Python dependencies with requirements.txt? What is the difference between synchronous and asynchronous programming in Python? What is the purpose of async and await in Python? How does Python’s logging module work? What is the difference between Error and Warning in Python? How do you implement serialization and deserialization in Python? How do you handle dates and times in Python using the datetime module? How do you optimize the performance of a Python script? How do you implement a custom descriptor in Python? How do you profile Python code for performance bottlenecks? How do you implement caching in Python? How do you use Python’s itertools library? What are the best practices for structuring Python projects? How do you use Python’s concurrent.futures module? What is a design pattern and how do you use it in your development? How do you design and implement your own decorators with arguments in Python? What are Python’s built-in data structures, and how do they differ in terms of performance?