Day 6 - ONLINE TEST - PL03 PYTHON PROGRAMMING

What will be the output of the following python code?

nums = set([1,1,2,3,3,3,4,4])

print(len(nums))

• 7

• Error, invalid syntax for formation of set

• 4

• 8

Which of the following statements is used to create an empty set?

• { }

• set()

• [ ]

• ( )

If a={5,6,7,8}, which of the following statements is false?

• print(len(a))

• print(min(a))

• a.remove(5)

• a[2]=45

Is the following Python code valid?

a={3,4,{7,5}}

print(a[2][0])

• Yes, 7 is printed

• Error, invalid syntax for formation of set

• Error, subsets aren’t allowed

• Yes, {7,5} is printed

What will be the output of the following Python code?

a={3,4,5}

b={5,6,7}

a|b

• Invalid operation

• {3, 4, 5, 6, 7}

• {5}

• {3,4,6,7}

What is the output of the following

set1 = {10, 20, 30, 40, 50}

set2 = {60, 70, 10, 30, 40, 80, 20, 50}

print(set1.issubset(set2))

• FALSE

• True

What is the output of the following code

aSet = {1, 'PYnative', ('abc', 'xyz'), True}

print(aSet)

• TypeError

• {‘PYnative’, 1, (‘abc’, ‘xyz’), True}

• {‘PYnative’, 1, (‘abc’, ‘xyz’)}

• None

What is the output of the code shown?

s=set()

type(s)

• <’set’>

• <class ‘set’>

• set

• class set

What is the output of the following set operation

set1 = {"Yellow", "Orange", "Black"}

set2 = {"Orange", "Blue", "Pink"}

set3 = set2.difference(set1)

print(set3)

• {‘Yellow’, ”Black’, ‘Pink’, ‘Blue’}

• {‘Pink’, ‘Blue’}

• {‘Yellow’, ”Black’}

• None

Which of these about a frozenset is not true?

• Mutable data type

• Allows duplicate values

• Data type with unordered values

• Immutable data type