python quiz

To which of the following the "in" operator can be used to check if an item is in it?

• lists

• tuples

• dictionaries

• All of the above

What will be the output of the following Python code?

>>>t=(1,2,4,3)

>>>t[1:3]

• (1,2)

• (1,2,4)

• (2,4)

• (2,4,3)

What will be the output of the following Python code?

d = {"john":40, "peter":45}

d["john"]

• 40

• 50

• "jhon"

• "peter"

What will be the output of the following Python code?

>>>t = (1, 2)

>>>2 * t

• (1, 2, 1, 2)

• [1, 2, 1, 2]

• (1, 1, 2, 2)

• [1, 1, 2, 2]

How do you add an element to end of list in python?

• list.add(element)

• list.append(0,element)

• list.append(element)

• list.extend(element)

How do you find the number of elements in a list in python?

• list.size()

• list.count()

• list.length()

• len(list)

what is the result of the following code:

list1=[1,2,3]

list2=list1

list2[1]=4

print(list1)

• [1,2,3]

• [1,4,3]

• [4,2,3]

• error

What is the output of the following code:

t=(1,2,3)

t[1]=4

print(t)

• [1,2,3]

• [1,4,3]

• (1,4,3)

• error

How do you convert a tuple to a list in python?

• list(tuple)

• tuple(list)

• tuple.convert(list)

• list.convert(tuple)

what are key differences between lists and tuples in python?

• lists are mutable and tuples are immutable

• tuples are mutable and lists are immutable

• both are mutable

• both are immutable