Python List & Tuple MCQs

Question 6: If ['one', 'four', 'three', 'two'] is a list object, the sort() function will return _____.

Answer: B

The sort() function rearranges elements in ascending order by default.

Question 7: Which of the following is true?

Answer: C

Both objects are sequences of any Python objects. Learn tuple and list.

Question 8: If lst=[[1,2],[3,4]], which of the following will result true?

Answer : C

The in operator returns true if an element is present in the list, whereas not in operator returns true when an element is not in the list. lst[1] is itself a list containing 3; hence it is true. Learn list in Python.

Question 9: What will be the output of the following?

lst=['Python', 'Java', 'C++'] 
 	lst.insert(len(L1),'SQL')
print(lst)

Answer: A

The first argument of the insert method of list object specifies the index of insertion. Learn list in Python.

Question 10: What are list comprehensions?

Answer: B

List comprehension in Python is an easy and compact syntax for creating a list from a string or another list. It is a very concise way to create a new list by performing an operation on each item in the existing list. List comprehension is considerably faster than processing a list using the for loop. Learn list comprehension.