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Home » Python » Quizzes » Python Set Quiz

Python Set Quiz

Updated on: August 26, 2025 | 17 Comments

This Python Set Quiz provides Multiple Choice Questions (MCQs) to help you test your understanding of Python sets. You’ll explore quiz questions on how to create sets, add and remove elements, and apply various set methods to manipulate data effectively.

Also, See:

  • Python Set Exercise
  • 15 Python Quizzes: each focusing on a specific topic
  • The quiz contains 25 questions. There is no time limit.
  • Explanation is provided for each answer.
  • You will get 1 point for each correct answer. Solve 15 correctly to pass the test
  • Read guide on Sets In Python to solve this quiz.

1. Which of the following is a common use case for Python sets?

 
 
 
 

2. What will be the output of the following code?

sampleSet = {"Yellow", "Orange", "Black"}
print(sampleSet[1])
 
 
 

3. How do you check if set_A is a subset of set_B (meaning all elements of set_A are also in set_B)?

 
 
 
 

4. When you iterate over a set using a for loop, what order are the elements guaranteed to be returned in?

 
 
 
 

5. The symmetric_difference() method returns a set that contains all items from both sets, but not the items that are present in both sets.

 
 

6. What will be the output of the following Python code?

set_a = {1, 2, 3, 4}
set_b = {3, 4, 5, 6}
print(set_a ^ set_b)
 
 
 
 

7. What will be the output of the following Python code?

s = {1, 2, 3, 2}
print(len(s))
 
 
 
 

8. What will be the output of the following set operation?

a = {1, 2, 3}
b = {3, 4, 5}
a.difference_update(b)
print(a)
 
 
 
 

9. Which is the correct way to create an empty set?

 
 
 
 

10. What will be the output of the following Python code?

s1 = {1, 2, 3}
s2 = {3, 4, 5}
s1.intersection_update(s2)
print(s1)
 
 
 
 

11. Which method removes a specified element from a set, but does not raise an error if the element is not found?

 
 
 
 

12. What will be the output of the following code?

set1 = {10, 20, 30} 
set2 = {60, 10, 30, 80, 20, 50} 
print(set1.issubset(set2))
print(set2.issuperset(set1))
 
 
 
 

13. What will be the output of the following Python code?

letters = {'a', 'b', 'c'}
letters.update(['d', 'e'], {'f'})
print(sorted(list(letters)))
 
 
 
 

14. What will be the output of the following Python code?

s1 = {1, 2, 3}
s2 = {3, 4, 5}
s3 = s1.difference(s2)
print(s3)
 
 
 
 

15. What will be the output of the following Python code?

my_set = {10, 20, 30}
my_set.clear()
print(my_set)
 
 
 
 

16. What kind of elements can be stored in a Python set?

 
 
 
 

17. Which operation returns elements that are in set_A or set_B, but not in both?

 
 
 
 

18. Which method removes and returns an arbitrary element from a set, raising a KeyError if the set is empty?

 
 
 
 

19. Select all the correct ways to copy two sets?

 
 

20. What will be the output of the following union operation?

set1 = {10, 20, 30, 40} 
set2 = {"10", 20, 30, 50} 
set3 = set1.union(set2) 
print(set3)
 
 
 
 

21. Which of the following best describes a Python set?

 
 
 
 

22. What will be the output of the following code?

sampleSet = {"Yellow", "Orange", "Black"}
sampleSet.add("Blue")
sampleSet.add("Orange")
print(sampleSet)
 
 
 
 

23. What is a frozenset in Python?

 
 
 
 

24. Which operation would you use to find elements that are in set_A but NOT in set_B?

 
 
 
 

25. What will be the output of the following code?

s = {1, 'PYnative', True, 'True'} 
print(s)
 
 
 
 

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