An Undo feature in a word processor program that allows you to reverse a previously completed command is probably implemented using which structure type?
A)stack
B)queue
C)hash table
D)linked list

Question

Quizplus · Accepted Answer

The Undo feature in a word processor program requires a Last In First Out (LIFO) data structure, which is implemented using a stack. When a user performs an action, it is added to the top of the stack, and when they undo the action, it is removed from the top of the stack.

An Undo Feature in a Word Processor Program That Allows