Question

definition of undo in computer​

Answer 1

Answer:

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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.

Answer 2

Answer:

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.

Explanation:

For example, in a word processor, Undo is often used to delete a recently typed section of text. However, you can also undo a deletion, the pasting of an object, or a change made to the page formatting settings.