Python Assessment-2

Which of the following is a valid way to call a function in Python?

• call add()

• add()

• function add()

• def add()

Which function is used to apply a function to all the elements in an iterable?

• filter()

• map()

• reduce()

• apply()

What is the output of the following code snippet?

def square(x):

return x * x

numbers = [1, 2, 3, 4, 5]

squared_numbers = map(square, numbers)

print(list(squared_numbers))

• [1, 4, 9, 16, 25]

• [2, 4, 6, 8, 10]

• [1, 2, 3, 4, 5]

• [1, 8, 27, 64, 125]

What is the output of the following code?

numbers = [1, 2, 3, 4, 5]

result = list(map(lambda x: x * 2, numbers))

print(result)

• [1, 2, 3, 4, 5]

• [2, 4, 6, 8, 10]

• [2, 3, 4, 5, 6]

• [1, 4, 9, 16, 25]

Which of the following is a valid set in Python?

• {1, 2, 3, 3, 4}

• {1, 2, [3, 4]}

• {1, 2, (3, 4)}

• {1, 2, {3, 4}}

What is the output of the following code?

words = ["apple", "banana", "orange", "kiwi"]

result = list(filter(lambda x: len(x) > 5, words))

print(result)

• ["apple" ,"banana"]

• ["orange", "kiwi"]

• ["apple" ,"orange"]

• ["banana","orange"]

What is the output of the following code?

numbers = [ ]

result = map(lambda x: x, numbers)

print(list(result))

• [ ]

• None

• [0]

• [None]

What is the output of the following code?

numbers = [1, 2, 3, 4, 5]

result = list(filter(lambda x: x % 2 == 0, numbers))

print(result)

• [1, 3, 5]

• [2, 4]

• [1, 2, 3, 4, 5]

• [2, 4, 6, 8, 1]

What is the output of the following code?

my_set = {1, 2, 3, 4, 5}

print(len(my_set))

• 1

• 5

• 4

• 0

Match the Following

Set () 1)Applies function to each iterable item.

Recursion () 2)An function Selects items based on a condition.

filter () 3)An function that calls itself directly or indirectly.

map () 4)An unordered collection of unique elements.

• 1,3,4,2

• 2,4,1,3

• 4,3,2,1

• 1,2,3,4