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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