Latest Python Interview Questions & Answer for 2024

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Here are some latest Mcq Questions with there solution : 

1. Who developed Python Programming Language?

a) Wick van Rossum

b) Rasmus Lerdorf

c) Guido van Rossum

d) Niene Stom

Answer: c

2. Which of the following statements is true about Python?

a) Python is a compiled language
b) Python is a high-level language
c) Python is primarily used for numerical computation only
d) Python is not suitable for web development

Answer: b

3. What is the maximum possible length of an identifier?
a) 16
b) 32
c) 64
d) None of these above

Answer: (d) None of these above

4. Which type of Programming does Python support?

a) object-oriented programming

b) structured programming

c) functional programming

d) all of the mentioned

Answer: d

5. In which year was the Python language developed?
a) 1995
b) 1972
c) 1981
d) 1989

Answer: (d) 1989

6. Which symbol is used for single-line comments in Python?

a) //
b) #
c) –
d) /* */

Answer: b

7. Is Python case sensitive when dealing with identifiers?

a) no

b) yes

c) machine dependent

d) none of the mentioned

Answer: b

8. Which one of the following is the correct extension of the Python file?
a) .py
b) .python
c) .p
d) None of these

Answer: (a) .py

9. What will be the output of the following code snippet?

x = 5y = 2print(x ** y)

a) 10
b) 7
c) 25
d) 3

Answer: c

10. Is Python code compiled or interpreted?

a) Python code is both compiled and interpreted

b) Python code is neither compiled nor interpreted

c) Python code is only compiled

d) Python code is only interpreted

Answer: a

11. In which year was the Python 3.0 version developed?
a) 2008
b) 2000
c) 2010
d) 2005

Answer: (a) 2008

12. Which of the following is a valid Python variable name?

a) 2var
b) _myVar
c) my-var
d) my var

Answer: b

13. All keywords in Python are in _________

a) Capitalized

b) lower case

c) UPPER CASE

d) None of the mentioned

Answer: d

14. What do we use to define a block of code in Python language?
a) Key
b) Brackets
c) Indentation
d) None of these

Answer: (c) Indentation

15. What will be the value of the following Python expression?

4 + 3 % 5

a) 7
b) 2
c) 4
d) 1

Answer: a

16. What does the range() function in Python return?

a) A list of numbers
b) A tuple of numbers
c) A sequence of numbers
d) A dictionary of numbers

Answer: c

17. What does the strip() method do in Python?

a) Removes all leading and trailing spaces from a string
b) Splits a string into a list of substrings
c) Joins multiple strings into one
d) Replaces occurrences of a substring within a string

Answer: a

18 Which character is used in Python to make a single line comment?
a) /
b) //
c) #
d) !

Answer: (c) #

19. Which of the following is not a valid data type in Python?

a) int
b) float
c) char
d) str

Answer: c

20. Which of the following is used to define a block of code in Python language?

a) Indentation

b) Key

c) Brackets

d) All of the mentioned

Answer: a

21. Which of the following statements is true about Python’s variable naming convention?

a) Variables must start with a capital letter.
b) Variables cannot contain numbers.
c) Variable names can include underscores (_).
d) Variable names cannot be longer than 10 characters.

Answer: c

22 Which of the following statements is correct regarding the object-oriented programming concept in Python?
a) Classes are real-world entities while objects are not real
b) Objects are real-world entities while classes are not real
c) Both objects and classes are real-world entities
d) All of the above

Answer: (b) Objects are real-world entities while classes are not real

23. Which keyword is used for function in Python language?

a) Function

b) def

c) Fun

d) Define

Answer: b

24. What will be the output of the following code snippet?

print(3 * 'abc')

a) abcabcabcabc
b) abcabc
c) abcabcabc
d) Error: cannot multiply sequence by non-int of type ‘str’

Answer: c

25. Which of the following statements is correct in this python code?

class Name:  

    def __init__(javatpoint):  

        javajavatpoint = java  

name1=Name("ABC")  

name2=name1 
a) It will throw the error as multiple references to the same object is not possible
b) id(name1) and id(name2) will have same value
c) Both name1 and name2 will have reference to two different objects of class Name
d) All of the above

Answer: (b) id(name1) and id(name2) will have same value

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

i =1

whileTrue:

    if i%3==0: break

    print(i) i + =1

a) 1 2 3
b) error
c) 1 2
d) none of the mentioned

Answer: b

27. Which of the following is used to open a file in Python for reading and writing?

a) r+
b) rw
c) a+
d) Both a and c

Answer: d

28. What is the method inside the class in python language?
a) Object
b) Function
c) Attribute
d) Argument

Answer: (b) Function

29. Which of the following functions can help us to find the version of python that we are currently working on?

a) sys.version(1)

b) sys.version(0)

c) sys.version()

d) sys.version

Answer: d

30. What does the __init__ method do in Python?

a) It initializes all the variables in a class.
b) It is a constructor method that is automatically called when a new instance of a class is created.
c) It is used to delete an instance of a class.
d) It is a reserved keyword and cannot be used as a method name.

Answer: b

31. Which of the following declarations is incorrect?
a) _x = 2
b) __x = 3
c) __xyz__ = 5
d) None of these

Answer: (d) None of these

32. Python supports the creation of anonymous functions at runtime, using a construct called __________

a) pi

b) anonymous

c) lambda

d) none of the mentioned

Answer: c

33. Which of the following is NOT a valid way to comment out multiple lines of code in Python?

a) Using triple single quotes (”’ ”’)
b) Using triple double quotes (“”” “””)
c) Using the pound sign (#) at the beginning of each line
d) Using the semicolon (;) at the end of each line

Answer: d

34. Why does the name of local variables start with an underscore discouraged?
a) To identify the variable
b) It confuses the interpreter
c) It indicates a private variable of a class
d) None of these

35. What is the order of precedence in python?

a) Exponential, Parentheses, Multiplication, Division, Addition, Subtraction

b) Exponential, Parentheses, Division, Multiplication, Addition, Subtraction

c) Parentheses, Exponential, Multiplication, Division, Subtraction, Addition

d) Parentheses, Exponential, Multiplication, Division, Addition, Subtraction

Answer: d

36. What is the output of the following code snippet?

print(9 / 2)

a) 4.5
b) 4
c) 4.0
d) Error: division by zero

Answer: a

37. Which of the following is not a keyword in Python language?
a) val
b) raise
c) try
d) with

Answer: (a) val

38. What will be the output of the following Python code snippet if x=1?

x<<2

a) 4
b) 2
c) 1
d) 8

Answer: a

39. Which of the following is NOT a valid data type in Python?

a) tuple
b) array
c) set
d) dictionary

Answer: b

40. Which of the following statements is correct for variable names in Python language?
a) All variable names must begin with an underscore.
b) Unlimited length
c) The variable name length is a maximum of 2.
d) All of the above

Answer: (b) Unlimited length

41. What does pip stand for python?

a) Pip Installs Python

b) Pip Installs Packages

c) Preferred Installer Program

d) All of the mentioned

Answer: c

42. What does the break statement do in Python?

a) It terminates the program immediately.
b) It breaks out of the current loop and resumes execution at the next statement.
c) It raises an exception.
d) It continues to the next iteration of the loop.

Answer: b

43. Which of the following declarations is incorrect in python language?
a) xyzp = 5,000,000
b) x y z p = 5000 6000 7000 8000
c) x,y,z,p = 5000, 6000, 7000, 8000
d) x_y_z_p = 5,000,000

Answer: (b) x y z p = 5000 6000 7000 8000

44. Which of the following is true for variable names in Python?

a) underscore and ampersand are the only two special characters allowed

b) unlimited length

c) all private members must have leading and trailing underscores

d) none of the mentioned

Answer: b

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

a) tuple
b) string
c) list
d) set

Answer: c

46. Which of the following words cannot be a variable in python language?
a)_val
b)val
c)try
d)_try_

Answer: (c) try

47. What are the values of the following Python expressions?

2**(3**2)

 (2**3)**2

 2**3**2

a) 512, 64, 512
b) 512, 512, 512
c) 64, 512, 64
d) 64, 64, 64

Answer: a

48. What will be the output of the following code snippet?

x = 10y = 5print(x > y and x < 15)

a) True
b) False
c) Error: invalid syntax
d) Error: x and y are not defined

Answer: a

49. Which of the following operators is the correct option for power(ab)?
a)a ^ b
b)a**b
c)a ^ ^ b
d)a ^ * b

Answer: (b) a**b

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

l=[1,0,2,0,'hello','',[]]

list(filter(bool, l))

a) [1, 0, 2, ‘hello’, ”, []]
b) Error
c) [1, 2, ‘hello’]
d) [1, 0, 2, 0, ‘hello’, ”, []]

Answer: c

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