21.
What will be the output of the following Python code?
>>> s={5,6}
>>> s*3

24.
What will be the output of the following Python code snippet?
z=set('abc')
z.add('xyz')
z.update(set(['p', 'q']))
z

26.
What will be the output of the following Python code?
x=set('abcde')
y=set('xyzbd')
x.difference_update(y)
x
y

27.
What will be the output of the following Python code?
>>> a={1,2,3}
>>> b=frozenset([3,4,5])
>>> a-b

28.
What will be the output of the following Python code?
>>> a={1,2,3}
>>> a.intersection_update({2,3,4,5})
>>> a

30.
What will be the output of the following Python code snippet?
l=[1, 2, 4, 5, 2, 'xy', 4]
set(l)
l