Python MCQs

This comprehensive set of Python MCQs is designed to cover all essential topics required for success in exams related to Python programming. Focused on key subjects such as Python syntax, data types, control structures, functions, object-oriented programming, and libraries, these MCQs are crafted to help students build a strong foundation in Python programming concepts and applications.

Who should practice Python MCQs?

Students preparing for computer science, software engineering, or IT courses that include Python programming concepts.
Individuals aiming to strengthen their understanding of Python syntax, data structures (lists, tuples, dictionaries), and control flow (loops, conditionals).
Candidates preparing for coding interviews, competitive programming, or certification exams such as Python Institute PCEP or PCAP.
Learners interested in mastering Python libraries like NumPy, Pandas, and Matplotlib for data analysis and visualization.
Professionals focused on improving their skills in object-oriented programming, file handling, exception handling, and web development using Python frameworks like Django or Flask.
Suitable for all aspirants seeking to enhance their knowledge and performance in Python programming for academic or professional success.

1. What is the output of print(type([])) in Python?

A) <class ‘list’>
B) <class ‘tuple’>
C) <class ‘dict’>
D) <class ‘set’>

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2. Which of the following is a mutable data type in Python?

A) Tuple
B) String
C) List
D) Int

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3. What keyword is used to define a function in Python?

A) function
B) def
C) define
D) func

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4. Which operator is used for exponentiation in Python?

A) ^
B) **
C) *
D) %

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5. 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

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6. Which of the following is not a built-in data type in Python?

A) List
B) Dictionary
C) Array
D) Set

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7. What is the output of print(2 * 3 ** 2)?

A) 18
B) 12
C) 6
D) 9

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8. How do you start a while loop in Python?

A) while (condition)
B) while condition:
C) while: condition
D) loop while condition:

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9. Which method is used to add an item to a list in Python?

A) append()
B) add()
C) insert()
D) extend()

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10. What does the len() function do in Python?

A) Returns the length of a string
B) Returns the number of items in a list
C) Returns the size of a dictionary
D) All of the above

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11. How do you create a variable in Python?

A) variable = value
B) var variable = value
C) value -> variable
D) variable := value

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12. What is the purpose of the pass statement in Python?

A) To terminate a function
B) To indicate that no action is required
C) To exit a loop
D) To raise an exception

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13. What is the output of print(“Hello” + “World”)?

A) Hello World
B) HelloWorld
C) Hello, World
D) Error

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14. How do you check the type of an object in Python?

A) typeOf()
B) typeof()
C) type()
D) checktype()

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15. What is the default return value of a function in Python?

A) None
B) 0
C) “”
D) False

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16. Which of the following is used to handle exceptions in Python?

A) catch
B) try/except
C) handle
D) except/try

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17. Which statement is used to handle exceptions in Python?

A) try-catch
B) try-except
C) try-error
D) catch-exception

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18. What is the output of print(“abc”[1])?

A) a
B) b
C) c
D) Error

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19. Which function can be used to convert a string to an integer in Python?

A) int()
B) str()
C) float()
D) convert()

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20. Which of the following is a valid way to import a module in Python?

A) import module_name
B) import module_name as alias
C) from module_name import *
D) All of the above

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21. How can you get a substring in Python?

A) string[2:5] B) string(2:5)
C) string{2:5}
D) string<2:5>

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22. What is the purpose of the init method in Python?

A) To initialize an instance of a class
B) To terminate a class
C) To define class variables
D) To call another function

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23. Which of the following is a Python built-in function?

A) print()
B) input()
C) len()
D) All of the above

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24. How do you start a for loop in Python?

A) for (variable in iterable):
B) for variable in iterable:
C) for: variable in iterable
D) loop for variable in iterable:

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25. Which statement is used to exit a loop in Python?

A) exit
B) break
C) continue
D) return

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26. What does the strip() method do?

A) Removes whitespace from the beginning and end of a string
B) Removes all characters from a string
C) Converts a string to lowercase
D) Splits a string into a list

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27. Which of the following is a mutable data type in Python?

A) Tuple
B) String
C) List
D) Int

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28. What will be the output of print(3 * ‘abc’)?

A) abcabcabc
B) abc abc abc
C) 3abc
D) Error

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29. How do you remove an item from a list in Python?

A) delete()
B) remove()
C) pop()
D) Both B and C

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30. Which keyword is used to define a class in Python?

A) class
B) def
C) type
D) new

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31. What is the correct way to create a function in Python?

A) function myFunction() {}
B) def myFunction():
C) create myFunction():
D) myFunction() = function

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32. Which of the following can be a key in a dictionary?

A) List
B) Tuple
C) Set
D) String

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33. What is the function of the map() method?

A) Applies a function to all items in an input list
B) Creates a list of numbers
C) Converts a string to a list
D) Filters a list based on a condition

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34. Which of the following is not a valid variable name in Python?

A) variable1
B) _variable
C) 1_variable
D) variable_name

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35. What does the keyword ‘self’ represent in a class?

A) The current instance of the class
B) A static method
C) A global variable
D) A local variable

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36. What is the correct way to create a list in Python?

A) list = (1, 2, 3)
B) list = [1, 2, 3] C) list = {1, 2, 3}
D) list = <1, 2, 3>

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37. Which of the following methods can be used to add an element to a list in Python?

A) add()
B) append()
C) insert()
D) Both B and C

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38. What is the purpose of the filter() function?

A) To filter items from an iterable based on a function
B) To sort a list
C) To concatenate strings
D) To map values

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39. Which method is used to sort a list in Python?

A) sort()
B) order()
C) arrange()
D) organize()

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40. What is the output of print(type(()))?

A) <class ‘list’>
B) <class ‘tuple’>
C) <class ‘set’>
D) <class ‘dict’>

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41. What does the title() method do to a string?

A) Converts it to uppercase
B) Converts it to lowercase
C) Capitalizes the first letter of each word
D) Reverses the string

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42. How do you iterate through a dictionary in Python?

A) for key, value in dict.items():
B) for key in dict:
C) Both A and B
D) None of the above

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43. Which of the following is used to indicate the start of an indented block in Python?

A) Parentheses
B) Braces
C) Whitespace
D) Commas

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44. What is the method to get all keys from a dictionary?

A) keys()
B) all_keys()
C) get_keys()
D) list_keys()

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45. What will be the output of print(0 == False)?

A) True
B) False
C) None
D) Error

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46. Which of the following is a correct way to write a lambda function?

A) lambda x: x + 1
B) lambda(x): x + 1
C) def lambda x: x + 1
D) lambda: x + 1

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47. How do you create a new Python file?

A) file.create(“filename.py”)
B) open(“filename.py”, “w”)
C) create(“filename.py”)
D) new file(“filename.py”)

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48. What does the .append() method do?

A) Adds an item to the end of a list
B) Removes the last item from a list
C) Adds an item to the beginning of a list
D) Sorts a list

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49. Which of the following is used to read a file in Python?

A) read()
B) open()
C) load()
D) Both A and B

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50. How can you catch exceptions in Python?

A) using try/except
B) using catch
C) using handle
D) using except/try

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51. What is the correct way to create a class in Python?

A) class MyClass:
B) MyClass class:
C) define MyClass:
D) new class MyClass:

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52. What is the output of print(“5” + “5”)?

A) 10
B) 55
C) Error
D) 5 + 5

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53. Which of the following methods can be used to remove whitespace from the start and end of a string?

A) trim()
B) strip()
C) cut()
D) remove()

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54. What is the primary purpose of the str method in Python?

A) To define how an object should be represented as a string
B) To initialize an object
C) To create a class variable
D) To return the type of an object

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55. What will be the output of print(bool(“”))?

A) True
B) False
C) None
D) Error

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56. What keyword is used to define a function in Python?

A) func
B) define
C) def
D) function

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57. What does the input() function do in Python?

A) Takes user input from the console
B) Prints output to the console
C) Reads a file
D) None of the above

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58. Which of the following is a valid way to create a string in Python?

A) “Hello”
B) ‘Hello’
C) “””Hello”””
D) All of the above

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59. What will be the output of print(“Python”[0:2])?

A) Py
B) Pyt
C) Python
D) Error

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60. What is the output of print(5 % 2)?

A) 1
B) 2
C) 0
D) 5

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61. Which of the following keywords is used to define an iterator in Python?

A) iter
B) next
C) for
D) Both A and B

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62. How can you create a new list from an existing one?

A) new_list = old_list
B) new_list = list(old_list)
C) new_list = old_list[:] D) Both B and C

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63. What does the join() method do in Python?

A) Joins a list of strings into a single string
B) Splits a string into a list
C) Concatenates two strings
D) None of the above

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64. How do you check if a key exists in a dictionary?

A) key in dict
B) dict.has_key(key)
C) key in dict.keys()
D) All of the above

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65. What is the output of print(4 == 4.0)?

A) True
B) False
C) None
D) Error

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66. Which of the following can be used to format strings in Python?

A) % operator
B) str.format() method
C) f-strings (from Python 3.6)
D) All of the above

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67. What is the purpose of the enumerate() function?

A) To add a counter to an iterable
B) To sort an iterable
C) To filter items from an iterable
D) To map values in an iterable

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68. How can you generate a random number in Python?

A) random.randint()
B) random.number()
C) random.generate()
D) random.random()

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69. What is the output of print(“abc”.upper())?

A) ABC
B) Abc
C) abc
D) Error

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70. Which function is used to create an object in Python?

A) new()
B) create()
C) init()
D) new()

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71. What is the purpose of the continue statement in loops?

A) To skip the current iteration and move to the next one
B) To terminate the loop
C) To exit the function
D) None of the above

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72. Which of the following is used to handle exceptions in Python?

A) try…catch
B) try…except
C) catch…finally
D) except…catch

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73. Which of the following functions is used to convert an integer to a string?

A) int()
B) str()
C) float()
D) list()

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74. What is the output of print(10 // 3)?

A) 3
B) 3.333
C) 4
D) 2

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75. What is the correct syntax for creating a lambda function that adds two numbers?

A) lambda x, y: x + y
B) def lambda x, y: x + y
C) lambda x, y = x + y
D) lambda x, y -> x + y

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76. How can you convert a list to a tuple in Python?

A) tuple(list)
B) list(tuple)
C) convert(list)
D) None of the above

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77. Which of the following will raise a SyntaxError?

A) print(“Hello”)
B) if x > 0:
C) for i in range(10)
D) def my_function():

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78. What does the list comprehension syntax [x for x in range(5)] do?

A) Creates a list of numbers from 0 to 4
B) Creates a list of even numbers
C) Creates a list of strings
D) None of the above

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79. Which of the following is used to handle exceptions in Python?

A) try/catch
B) try/except
C) except/catch
D) handle/try

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80. Which of the following is used to create a virtual environment in Python?

A) virtualenv
B) venv
C) pipenv
D) All of the above

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81. How do you import all functions from a module named ‘math’?

A) import math.*
B) from math import *
C) import all from math
D) None of the above

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82. What does the isinstance() function do?

A) Checks if an object is of a specified type
B) Converts an object to a specified type
C) Creates an instance of a class
D) None of the above

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83. How do you create a new dictionary in Python?

A) {}
B) dict()
C) Both A and B
D) None of the above

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84. What will be the output of print(“Hello, {name}”.format(name=”World”))?

A) Hello, World
B) Hello, {name}
C) Hello, name
D) Error

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85. What is the correct way to write an if statement in Python?

A) if x > 10:
B) if (x > 10)
C) if x > 10 then:
D) if: x > 10

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86. How do you check if a string contains a substring in Python?

A) substring in string
B) string.contains(substring)
C) substring.exists(string)
D) None of the above

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87. What is the output of print(1 + 2 * 3)?

A) 9
B) 7
C) 6
D) 5

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88. How do you define a private variable in a class?

A) _variable
B) variable
C) __variable
D) Both A and C

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89. What does the repr method return?

A) A string representation of an object
B) A human-readable string
C) A numerical value
D) None of the above

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90. How can you remove an item from a set in Python?

A) remove()
B) discard()
C) Both A and B
D) pop()

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91. What is the output of print(“abc”.find(“b”))?

A) 0
B) 1
C) -1
D) Error

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92. Which keyword is used to inherit a class in Python?

A) inherit
B) extends
C) class
D) is

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93. What is the result of print(3 == 3.0)?

A) True
B) False
C) None
D) Error

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94. How do you reverse a list in Python?

A) reverse()
B) list.reverse()
C) Both A and B
D) None of the above

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95. What is the output of print(“Hello” * 3)?

A) HelloHelloHello
B) Hello, Hello, Hello
C) Hello 3
D) Error

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96. How do you convert a string to lowercase in Python?

A) lower()
B) tolower()
C) lowercase()
D) None of the above

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97. Which of the following methods returns the first index of a substring in a string?

A) find()
B) index()
C) Both A and B
D) None of the above

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98. What does the keyword ‘with’ do in Python?

A) Creates a loop
B) Handles file operations
C) Defines a function
D) Initializes a variable

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105. What will be the output of the following code? print(type(5))

A) <class ‘int’>
B) <class ‘str’>
C) <class ‘float’>
D) <class ‘list’>

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100. What is the output of print([1, 2, 3].pop())?

A) 1
B) 2
C) 3
D) Error

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