What is the shortcut for undoing an action in Windows? 

The correct answer is Ctrl + Z.

Key Points

• Ctrl + Z is the universal shortcut for undoing an action in most Windows applications.
• It can reverse actions like typing, deleting files, or any other recent modifications.
• It is widely supported across operating systems and software, including Microsoft Office, Adobe products, and file managers.
• This shortcut helps users quickly recover from mistakes without manually redoing work.

Important Points

• Undo functionality is an essential feature in most software, designed to enhance productivity and user experience.
• It allows users to backtrack a single step or multiple steps, depending on the application's implementation.
• The undo history may be limited to a fixed number of actions or depend on the system's memory.
• In some software, advanced undo features like redo (using Ctrl + Y) are also available.

Additional Information

• Ctrl + X: This shortcut is used for cutting selected items. It temporarily removes the content and stores it in the clipboard for pasting elsewhere.
• Ctrl + Y: This shortcut is used for redoing an undone action. It essentially reverses the effect of the Ctrl + Z shortcut.
• Ctrl + U: This shortcut is used in some applications to underline text or perform specific actions depending on the software being used.