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Interview quiz track

First 2 free Junior Python

Python – Sets

Practice Python set interview questions covering uniqueness, lookups, and set operations. Write short code and receive feedback on correctness and efficiency. Ideal for beginner Python interview prep. First 2 questions are free with full feedback.

  • Level Junior
  • Questions 12
  • sets

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Sample python – sets interview questions

Preview 6 questions from this track in quiz order. In the full quiz you answer one at a time — type or speak — then get a score and feedback.

  1. What is a set in Python?

    What a strong answer includes

    Unordered collection of unique elements.

  2. How do you remove duplicates from a list?

    What a strong answer includes

    Converts to a set.

  3. Write code to find the intersection of two lists.

    What a strong answer includes

    Uses set intersection.

  4. What is the time complexity of checking membership in a set?

    What a strong answer includes

    Average O(1).

  5. How do you add and remove items from a set?

    What a strong answer includes

    Uses .add() and .remove() or .discard().

  6. Explain the difference between a set and a list.

    What a strong answer includes

    Sets are unique and unordered; lists allow duplicates and order.