python

Which of the following commands will create a list?

• list1 = list()
  

• list1 = []
  

• list1 = list([1, 2, 3])
  

• all of the mentioned

What is the output when we execute list(“hello”)?

• [‘h’, ‘e’, ‘l’, ‘l’, ‘o’]
  

• [‘hello’]
  

• [‘llo’]
  

• [‘olleh’]

Suppose listExample is [‘h’,’e’,’l’,’l’,’o’], what is len(listExample)?

• 5
  

• 4
  

• None
  

• Error

Suppose list1 is [2445,133,12454,123], what is max(list1)?

• 2445
  

• 133
  

• 12454
  

• 123

What will be the output of the following code snippet?

list1 = [1, 2, 3]
list2 = list1
list2.append(4)
print(list1)

• [1, 2, 3]

• [1, 2, 3, 4]

• [1, 2, 3, 4, 4]

• Error

Given list1 = [10, 20, 30, 40, 50], what is list1[-2]?

• 30

• 40

• 50

• 20

What is the result of the following code snippet?

list1 = [1, 2, 3]
list2 = list1
list2[0] = 100
print(list1)

• [1, 2, 3]

• [100, 2, 3]

• [1, 2, 3, 100]

• Error

What is the output of the code snippet below?

list1 = [1, 2, 3]
list2 = list1
list2.pop()
print(list1)

• [1, 2, 3]

• [1, 2]

• [1, 2, 3, 3]

• Error

If list1 = [5, 10, 15, 20], what is list1[2]?

• 15

• 10

• 5

• 20

What will be the output of the following code snippet?

list1 = [1, 2, 3]
list2 = list1
list2.extend([4, 5])
print(list1)

• [1, 2, 3]

• [1, 2, 3, 4, 5]

• [1, 2, 3, [4, 5]]

• Error