Python Level 2

Welcome to your Python Level 2

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1.

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

Deselect Answer

To define anonymous functions

To define variables

To define classes

To define functions

2.

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

Deselect Answer

It cannot be nested

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

It can only have one condition

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

3.

Which of the following data type is mutable in Python?

Deselect Answer

List

Dictionary

String

Tuple

4.

What is the function of using tuples in Python?

Deselect Answer

To store a sequence of elements

To store duplicate elements

To store key-value pairs

To store mutable data

5.

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

Deselect Answer

It is used to exit a loop.

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

It is used as a placeholder for future code.

Both A and B

6.

What is the output of the following Python code?

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

Deselect Answer

[1,2,3]

[‘a’,’b’,’c’]

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

Error

7.

What does the len() function returns in Python?

Deselect Answer

All of the above

Returns the length of a string

Returns the number of elements in a list

Returns the number of characters in a file

8.

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

Deselect Answer

edSlash2

edSlash_var

_edSlash

2edSlash

9.

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

None of the above.

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

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

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

10.

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]

11.

What is the output of the following Python code?

a=5
b=”10”
print( a + int(b) )

Deselect Answer

510

15

error

51

12.

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

Deselect Answer

list.pop(element)

all of the above

list.remove(element)

del list[element]

13.

What is the output of the following Python code?

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

Deselect Answer

['Python', 'Programming']

['PythonProgramming']

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

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

14.

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, 3}

{1, 2, 4, 5}

{3}

15.

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

Deselect Answer

Returns and removes an element from the set

Removes an element from the set

Adds an element to the set

Checks if an element exists in the set

16.

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

Deselect Answer

index()

insert()

count()

append()

17.

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

Deselect Answer

issubset()

isdisjoint()

issuperset()

intersection()

18.

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

Deselect Answer

None of the above

for

while

do-while

19.

Which statements are used by Python in Exception handling?

Deselect Answer

try

All of the above

except

finally

20.

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

('s', 'h')

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

('a','s')

('l', 'a')

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