Question

The function isEmpty checks whether the queue is empty or not using the ______.

Options

• Index of the list

• len() function

• size() function

• All of these

Answer 1

The function isEmpty checks whether the queue is empty or not using the len() function.

Explanation:

The function isEmpty determines whether or not the queue is empty by utilising the len() function. If the list length is zero, the queue is empty.