Python MCQs: Data Structures

What is the output of the following code? print('Hello'[1])

• H

• e

• l

• o

Which method is used to convert a string to lowercase in Python?

• lowercase()

• toLower()

• lower()

• tolowercase()

What is the output of the following code? print(len('Python'))

• 6

• 5

• 7

• 8

What is the result of the following operation? 'abc' + 'def'

• abcdef

• abc def

• abc+def

• Error

What is the output of 'Python'.find('y')?

• 0

• 1

• 2

• -1

Which method removes whitespace from the start and end of a string?

• trim()

• strip()

• clean()

• remove()

Which of the following creates an empty list in Python?

• []

• ()

• {}

• None

What is the result of len([1, 2, 3, 4])?

• 3

• 4

• 5

• Error

Which of the following adds an item to a list?

• add()

• append()

• insert()

• push()

What will be the output of this code? list1 = [1, 2, 3] list1.append([4, 5]) print(len(list1))

• 3

• 4

• 5

• 6