Top 30 Interview Questions in Python

Basic Python Questions

1. What are Python's key features?
2. What is the difference between is and ==?
3. How is Python interpreted?
4. Explain Python's memory management.
5. What are Python's data types?
6. What are Python’s immutable and mutable data types?
7. How does Python handle type conversion?
8. What are *args and **kwargs?
9. What is Python's GIL (Global Interpreter Lock)?
10. What is a lambda function?

Intermediate Python Questions

1. Explain list comprehension with an example.
2. What is the difference between a list and a tuple?
3. How do you manage exceptions in Python?
4. What is the difference between deepcopy and shallowcopy?
5. What are Python decorators, and how do they work?
6. What is the difference between @staticmethod and @classmethod?
7. What is the purpose of Python's with statement?
8. What are Python’s generators and how do you create them?
9. Explain Python's map(), filter(), and reduce() functions.
10. What is a Python module? How is it different from a package?

Advanced Python Questions

1. What are metaclasses in Python?
2. Explain Python’s __init__ and __new__ methods.
3. What is monkey patching in Python?
4. How does Python handle memory leaks?
5. What is the difference between str() and repr()?
6. What is the difference between Python 2.x and 3.x?
7. Explain how multithreading works in Python.
8. What are coroutines in Python?
9. How is data serialization handled in Python?
10. Explain the use of async and await in Python.

Bonus: Practical Coding Challenges

• Reverse a string in Python without using slicing.
• Find the first non-repeating character in a string.
• Write a function to check if two strings are anagrams.
• Implement a Python script to find the largest element in an array.