Understanding Sets in Python

Which of the following is NOT a characteristic of a set in Python?

• Elements can be of different data types

• Elements are unique

• Elements are ordered

• Sets are mutable

What happens when you try to add a duplicate element to a set?

• The set will become unordered

• An error will be raised

• The set will store only one instance of the element

• The set will store both elements

Which method would you use to safely remove an element from a set without causing an error if the element is not present?

• discard()

• pop()

• remove()

• delete()

Which method would you use to remove all elements from a set?

• clear()

• remove_all()

• empty()

• delete()

What is the result of the union operation between two sets?

• A set containing elements from the first set only

• A set containing all elements from both sets

• A set containing only the common elements

• A set containing elements from the second set only

Which of the following numbers is both a prime and an odd number?

• 2

• 4

• 6

• 3

What is the result of the intersection of the set of odd numbers and the set of even numbers?

• A set containing only even numbers

• A set containing all integers

• A set containing no elements

• A set containing only odd numbers

Which operator is used to check if an element is in a set?

• contains

• in

• has

• ==

What will be the result of the expression '9 in even_numbers' if 'even_numbers' is a set of even integers?

• False

• None of the above

• An error will be raised

• True

What is the result of the expression '1 not in prime_numbers' if 'prime_numbers' is a set of prime integers?

• False

• True

• An error will be raised

• None of the above