Python MCQ (Multiple Choice Questions) with Answers

Python Multiple Choice Questions

Python is one of the most versatile and beginner-friendly programming languages today. Whether you're preparing for interviews, coding exams, or simply want to test your Python knowledge, practicing Multiple Choice Questions (MCQs) is a great way to do it. Python MCQs with answers to help you improve your understanding and problem-solving skills.

Python MCQs

1. What is the output of the following code?
   print(type({}))
   a) <class 'dict'>
   b) <class 'set'>
   c) <class 'list'>
   d) <class 'tuple'>
   Answer: a) <class 'dict'>
2. Which of the following is a valid variable name in Python?
   a) 2data
   b) data_2
   c) @data
   d) data-2
   Answer: b) data_2
3. What does the len() function return when applied to a string?
   a) Memory size
   b) Number of words
   c) Number of characters
   d) None of the above
   Answer: c) Number of characters
4. What is the correct file extension for Python files?
   a) .pt
   b) .py
   c) .pyt
   d) .python
   Answer: b) .py
5. Which of the following is used to define a block of code in Python?
   a) Curly braces
   b) Parentheses
   c) Indentation
   d) Quotation marks
   Answer: c) Indentation
6. What will be the output of: print(9//2)?
   a) 4.5
   b) 4
   c) 5
   d) 5.0
   Answer: c) 4
7. Which keyword is used for function declaration in Python?
   a) define
   b) function
   c) fun
   d) def
   Answer: d) def
8. What is the output of print("Python"[::-1])?
   a) Python
   b) nohtyP
   c) Error
   d) None
   Answer: b) nohtyP
9. Which data type is mutable in Python?
   a) str
   b) tuple
   c) list
   d) int
   Answer: c) list
10. Which operator is used for exponentiation in Python?
    a) ^
    b) **
    c) %
    d) //
    Answer: b) **
11. Which built-in function returns the number of items in a list?
    a) size()
    b) length()
    c) len()
    d) count()
    Answer: c) len()
12. How do you create a comment in Python?
    a) /* This is a comment */
    b) # This is a comment
    c) -- This is a comment
    d) // This is a comment
    Answer: b) # This is a comment
13. Which method is used to add an item to the end of a list?
    a) insert()
    b) append()
    c) extend()
    d) push()
    Answer: b) append()
14. What is the correct way to define a class in Python?
    a) class MyClass:
    b) define class MyClass:
    c) class = MyClass()
    d) class: MyClass
    Answer: a) class MyClass:
15. What does the range(5) return?
    a) [1, 2, 3, 4, 5]
    b) [0, 1, 2, 3, 4]
    c) [0, 1, 2, 3, 4, 5]
    d) [1, 2, 3, 4]
    Answer: b) [0, 1, 2, 3, 4]

Conclusion

Practicing Python MCQs helps you reinforce essential programming concepts while also preparing you for technical exams, interviews, and practical challenges. Use these questions regularly to sharpen your understanding and stay confident in your Python skills.