Python Question Answer

 1. Who developed Python Programming Language?

a) Wick van Rossum
b) Rasmus Lerdorf
c) Guido van Rossum
d) Niene Stom

Answer: c
Explanation: Python language is designed by a Dutch programmer Guido van Rossum in the Netherlands.

2. Which type of Programming does Python support?
a) object-oriented programming
b) structured programming
c) functional programming
d) all of the mentioned
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3. Is Python case sensitive when dealing with identifiers?
a) no
b) yes
c) machine dependent
d) none of the mentioned
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4. Which of the following is the correct extension of the Python file?
a) .python
b) .pl
c) .py
d) .p
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5. 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 interprete

6. All keywords in Python are in _________
a) Capitalized
b) lower case
c) UPPER CASE
d) None of the mentioned
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7. What will be the value of the following Python expression?

4 + 3 % 5

a) 7
b) 2
c) 4
d) 1
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8. 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
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9. Which keyword is used for function in Python language?
a) Function
b) def
c) Fun
d) Define
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10. Which of the following character is used to give single-line comments in Python?
a) //
b) #
c) !
d) /*
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11. What will be the output of the following Python code?

i = 1
while True:
    if i%3 == 0:
        break
    print(i)
 
    i + = 1

a) 1 2 3
b) error
c) 1 2
d) none of the mentioned
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12. 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
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13. Python supports the creation of anonymous functions at runtime, using a construct called __________
a) pi
b) anonymous
c) lambda
d) none of the mentioned
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14. 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
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15. What will be the output of the following Python code snippet if x=1?

x<<2

a) 4
b) 2
c) 1
d) 8
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16. What does pip stand for python?
a) Pip Installs Python
b) Pip Installs Packages
c) Preferred Installer Program
d) All of the mentioned
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17. 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
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18. 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
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19. Which of the following is the truncation division operator in Python?
a) |
b) //
c) /
d) %
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20. 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’, ”, []]
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21. Which of the following functions is a built-in function in python?
a) factorial()
b) print()
c) seed()
d) sqrt()
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22. Which of the following is the use of id() function in python?
a) Every object doesn’t have a unique id
b) Id returns the identity of the object
c) All of the mentioned
d) None of the mentioned
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23. The following python program can work with ____ parameters.

def f(x):
    def f1(*args, **kwargs):
           print("Sanfoundry")
           return x(*args, **kwargs)
    return f1

a) any number of
b) 0
c) 1
d) 2
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24. What will be the output of the following Python function?

min(max(False,-3,-4), 2,7)

a) -4
b) -3
c) 2
d) False
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25. Which of the following is not a core data type in Python programming?
a) Tuples
b) Lists
c) Class
d) Dictionary
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26. What will be the output of the following Python expression if x=56.236?

print("%.2f"%x)

a) 56.236
b) 56.23
c) 56.0000
d) 56.24
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27. Which of these is the definition for packages in Python?
a) A set of main modules
b) A folder of python modules
c) A number of files containing Python definitions and statements
d) A set of programs making use of Python modules
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28. What will be the output of the following Python function?

len(["hello",2, 4, 6])

a) Error
b) 6
c) 4
d) 3
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29. What will be the output of the following Python code?

x = 'abcd'
for i in x:
    print(i.upper())

a)

a
B
C
D

b) a b c d
c) error
d)

A
B
C
D

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30. What is the order of namespaces in which Python looks for an identifier?
a) Python first searches the built-in namespace, then the global namespace and finally the local namespace
b) Python first searches the built-in namespace, then the local namespace and finally the global namespace
c) Python first searches the local namespace, then the global namespace and finally the built-in namespace
d) Python first searches the global namespace, then the local namespace and finally the built-in namespace
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31. What will be the output of the following Python code snippet?

for i in [1, 2, 3, 4][::-1]:
    print (i)

a) 4 3 2 1
b) error
c) 1 2 3 4
d) none of the mentioned
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32. What will be the output of the following Python statement?

1. >>>"a"+"bc"

a) bc
b) abc
c) a
d) bca
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33. Which function is called when the following Python program is executed?

f = foo()
format(f)

a) str()
b) format()
c) __str__()
d) __format__()
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34. Which one of the following is not a keyword in Python language?
a) pass
b) eval
c) assert
d) nonlocal
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35. What will be the output of the following Python code?

1. class tester:

2.     def __init__(self, id):

3.         self.id = str(id)

4.         id="224"

6. >>>temp = tester(12)

7. >>>print(temp.id)

a) 12
b) 224
c) None
d) Error
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36. What will be the output of the following Python program?

def foo(x):
    x[0] = ['def']
    x[1] = ['abc']
    return id(x)
q = ['abc', 'def']
print(id(q) == foo(q))

a) Error
b) None
c) False
d) True
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37. Which module in the python standard library parses options received from the command line?
a) getarg
b) getopt
c) main
d) os
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38. What will be the output of the following Python program?

z=set('abc')
z.add('san')
z.update(set(['p', 'q']))
z

a) {‘a’, ‘c’, ‘c’, ‘p’, ‘q’, ‘s’, ‘a’, ‘n’}
b) {‘abc’, ‘p’, ‘q’, ‘san’}
c) {‘a’, ‘b’, ‘c’, ‘p’, ‘q’, ‘san’}
d) {‘a’, ‘b’, ‘c’, [‘p’, ‘q’], ‘san}
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39. What arithmetic operators cannot be used with strings in Python?
a) *
b) –
c) +
d) All of the mentioned
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40. What will be the output of the following Python code?

print("abc. DEF".capitalize())

a) Abc. def
b) abc. def
c) Abc. Def
d) ABC. DEF
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41. Which of the following statements is used to create an empty set in Python?
a) ( )
b) [ ]
c) { }
d) set()
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42. What will be the value of ‘result’ in following Python program?

list1 = [1,2,3,4]
list2 = [2,4,5,6]
list3 = [2,6,7,8]
result = list()
result.extend(i for i in list1 if i not in (list2+list3) and i not in result)
result.extend(i for i in list2 if i not in (list1+list3) and i not in result)
result.extend(i for i in list3 if i not in (list1+list2) and i not in result)

a) [1, 3, 5, 7, 8]
b) [1, 7, 8]
c) [1, 2, 4, 7, 8]
d) error
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43. To add a new element to a list we use which Python command?
a) list1.addEnd(5)
b) list1.addLast(5)
c) list1.append(5)
d) list1.add(5)
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44. What will be the output of the following Python code?

print('*', "abcde".center(6), '*', sep='')

a) * abcde *
b) *abcde *
c) * abcde*
d) * abcde *
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45. What will be the output of the following Python code?

1. >>>list1 = [1, 3]

2. >>>list2 = list1

3. >>>list1[0] = 4

4. >>>print(list2)

a) [1, 4]
b) [1, 3, 4]
c) [4, 3]
d) [1, 3]
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46. Which one of the following is the use of function in python?
a) Functions don’t provide better modularity for your application
b) you can’t also create your own functions
c) Functions are reusable pieces of programs
d) All of the mentioned
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47. Which of the following Python statements will result in the output: 6?

A = [[1, 2, 3],
     [4, 5, 6],
     [7, 8, 9]]

a) A[2][1]
b) A[1][2]
c) A[3][2]
d) A[2][3]
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48. What is the maximum possible length of an identifier in Python?
a) 79 characters
b) 31 characters
c) 63 characters
d) none of the mentioned
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49. What will be the output of the following Python program?

i = 0
while i < 5:
    print(i)
    i += 1
    if i == 3:
        break
else:
    print(0)

a) error
b) 0 1 2 0
c) 0 1 2
d) none of the mentioned
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50. What will be the output of the following Python code?

x = 'abcd'
for i in range(len(x)):
    print(i)

a) error
b) 1 2 3 4
c) a b c d
d) 0 1 2 3
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51. What are the two main types of functions in Python?
a) System function
b) Custom function
c) Built-in function & User defined function
d) User function
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52. What will be the output of the following Python program?

1. def addItem(listParam):

2.     listParam += [1]

4. mylist = [1, 2, 3, 4]

5. addItem(mylist)

6. print(len(mylist))

a) 5
b) 8
c) 2
d) 1
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53. Which of the following is a Python tuple?
a) {1, 2, 3}
b) {}
c) [1, 2, 3]
d) (1, 2, 3)
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54. What will be the output of the following Python code snippet?

z=set('abc$de')
'a' in z

a) Error
b) True
c) False
d) No output
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55. What will be the output of the following Python expression?

round(4.576)

a) 4
b) 4.6
c) 5
d) 4.5
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56. Which of the following is a feature of Python DocString?
a) In Python all functions should have a docstring
b) Docstrings can be accessed by the __doc__ attribute on objects
c) It provides a convenient way of associating documentation with Python modules, functions, classes, and methods
d) All of the mentioned
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57. What will be the output of the following Python code?

print("Hello {0[0]} and {0[1]}".format(('foo', 'bin')))

a) Hello (‘foo’, ‘bin’) and (‘foo’, ‘bin’)
b) Error
c) Hello foo and bin
d) None of the mentioned
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58. What is output of print(math.pow(3, 2))?
a) 9.0
b) None
c) 9
d) None of the mentioned
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59. Which of the following is the use of id() function in python?
a) Every object in Python doesn’t have a unique id
b) In Python Id function returns the identity of the object
c) None of the mentioned
d) All of the mentioned
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60. What will be the output of the following Python code?

x = [[0], [1]]
print((' '.join(list(map(str, x))),))

a) 01
b) [0] [1]
c) (’01’)
d) (‘[0] [1]’,)
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61. The process of pickling in Python includes ____________
a) conversion of a Python object hierarchy into byte stream
b) conversion of a datatable into a list
c) conversion of a byte stream into Python object hierarchy
d) conversion of a list into a datatable
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62. What will be the output of the following Python code?

def foo():
    try:
        return 1
    finally:
        return 2
k = foo()
print(k)

a) error, there is more than one return statement in a single try-finally block
b) 3
c) 2
d) 1