Question

What built-in Python data type is commonly used to represent a stack?

1) List
2) Tuple
3) Dictionary
4) Set

Answer 1

A stack in Python is commonly represented using the list data type, as it allows mutable operations that comply with the LIFO property of stacks.

Step-by-step explanation:

In Python, the built-in data type commonly used to represent a stack is the list. A list allows you to use methods such as .append() for push operations and .pop() for pop operations, which correspond to the stack's LIFO (last in, first out) property. To demonstrate, if you have a stack represented by a list called my_stack, you can add an element to the top using my_stack.append(element) and remove the top element using my_stack.pop(). While a tuple,