Question

what is the function of undo and redo command​

Answer 1

Answer:

ctrl+z= undo

ctrl+y= redo

Explanation:

undo- Undo is a function performed to reverse the action of an earlier action. For example, the undo function can undo deleted text in a word processor. Some software programs may also have the capability of performing multiple undo's.

redo-Redo is a function performed on a computer that does any undo function again. For example, if you deleted text and perform an undo, then decide that you wanted that text deleted again, you could do a redo. Tip: On the PC the shortcut key to redo is usually Ctrl+Y or Cmd+Y.

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Answer 2

Answer:

The Undo command is used to reserve the previous action performed by the user. ex-- if the user delete something in the cell and want to get it again then undo command can be used.

The Redo command is reserve of the undo command, which means it does the think what the user has done before using undo command . ex--if the user again want to delete the contents of the cell then redo command be used .

Explanation:

I hope you understand best of luck to you