FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -To undo an action, press Ctrl + Z.

Detailed explanation-2: -Microsoft word provides two important features called the Undo and the Repeat or Redo. The Undo feature is used to undo the previous action and the Repeat or Redo feature is used to repeat the previous action. For example, if you mistakenly delete text, you can use the Undo feature to recover it.

Detailed explanation-3: -Undo is an interaction technique which is implemented in many computer programs. It erases the last change done to the document, reverting it to an older state. In some more advanced programs, such as graphic processing, undo will negate the last command done to the file being edited.

Detailed explanation-4: -It is likely based on the key position of other commonly used actions (cut, copy, paste) on the keyboard. Likely it all boils down to placement on a QWERTY keyboard.

Detailed explanation-5: -Gboard shortcut: CTRL-Z or undo the accidental deletion Thence lift the finger to delete the highlighted text. If you select more than required, slide back to the right which deselects the highlighted text.