Python quiz

Test your Python knowledge with a free interactive quiz — 49 questions with answers and explanations. No signup needed to play.

What is the purpose of `if __name__ == "__main__":`?

1. What is the purpose of `if __name__ == "__main__":`?
2. How do you create a list comprehension for squares of 1–5?
3. What does `None` represent in Python?
4. What is a lambda function in Python?
5. How do you handle exceptions in Python?
6. What is the `self` parameter in Python class methods?
7. How do you open a file safely in Python?
8. What is the output of `bool([])` in Python?
9. What does the `in` keyword check?
10. How do you create a set in Python?
11. What is PEP 8?
12. What does `*args` allow in a Python function?

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