Python Level 2

Welcome to your Python Level 2

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1.

Which of the following loops is not supported in Python programming?

Deselect Answer

while

for

None of the above

do-while

2.

Which of the following data type is mutable in Python?

Deselect Answer

Tuple

String

List

Dictionary

3.

What is the function of using tuples in Python?

Deselect Answer

To store mutable data

To store a sequence of elements

To store duplicate elements

To store key-value pairs

4.

What is the function of using the discard() method in sets?

Deselect Answer

Removes an element from the set

Returns and removes an element from the set

Adds an element to the set

Checks if an element exists in the set

5.

Which of the following methods is a correct way to remove an element from a list in Python?

Deselect Answer

del list[element]

list.remove(element)

all of the above

list.pop(element)

6.

What does the len() function returns in Python?

Deselect Answer

Returns the number of characters in a file

Returns the length of a string

Returns the number of elements in a list

All of the above

7.

What is the function of the “pass” statement in Python?

Deselect Answer

It is used as a placeholder for future code.

Both A and B

It is used to exit a loop.

It avoids getting an error where empty code is not allowed.

8.

What is the output of the following Python code?

my_dict = {'a': 1, 'b': 2, 'c': 3}
print(my_dict.keys())

Deselect Answer

[‘a’,’b’,’c’]

[1,2,3]

Error

['a', 1, 'b', 2, 'c', 3]

9.

Which statements are used by Python in Exception handling?

Deselect Answer

except

All of the above

try

finally

10.

What is the output of the following code?

set1 = {1, 2, 3}
set2 = {3, 4, 5}
print(set1.symmetric_difference(set2))

Deselect Answer

Error

{1, 2, 4, 5}

{1, 2, 3}

{3}

11.

What will be the output of following Python code?

num=10
def func(num):
print('number is',num)
num=20
print('number is changed to local',num)

func(num)
print('present number is',num)

Deselect Answer

number is 10 number is changed to local 20 present number is 20

None of the above.

number is 10 number is changed to local 20 present number is 30

number is 10 number is changed to local 20 present number is 10

12.

Which of the following methods is used to find the number of occurrences of an element in a tuple?

Deselect Answer

insert()

index()

count()

append()

13.

What is the output of the following Python code?

def square(n):
return n * n

numbers = [1, 2, 3, 4, 5]
square_numbers = list(map(square, numbers))
print(square_numbers)

Deselect Answer

[2, 4, 6, 8, 10]

[1, 3, 5, 7, 9]

[1, 2, 3, 4, 5]

[1, 4, 9, 16, 25]

14.

Which of the following methods is used to check the common elements in two sets?

Deselect Answer

issuperset()

issubset()

isdisjoint()

intersection()

15.

What is the output of the following Python code?

str = "Python Programming"
Print(str.split())

Deselect Answer

['Python', 'Programming']

['Python', ' ', 'Programming']

['PythonProgramming']

['Py', 'thon', ' Pro', 'gram', 'ming']

16.

What is the output of the following Python code?

a=5
b=”10”
print( a + int(b) )

Deselect Answer

51

15

error

510

17.

Which of the following statements is true about if statement in Python?

Deselect Answer

It can be used without ‘elif’ or ‘else’

It can only have one condition

It cannot be nested

It should be followed by ‘elif’ or ‘else’

18.

What will be the output of following Python code?

my_tuple = ('e','d','S','l','a','s','h')
print(my_tuple[-4:-2])

Deselect Answer

('l', 'a')

('l', 'a','h')

('s', 'h')

('a','s')

19.

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

Deselect Answer

edSlash2

_edSlash

edSlash_var

2edSlash

20.

What is the purpose of using the lambda keyword in Python?

Deselect Answer

To define variables

To define functions

To define classes

To define anonymous functions

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