FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -To repeat something simple, such as a paste operation, press Ctrl+Y or F4 (If F4 doesn’t seem to work, you may need to press the F-Lock key or Fn Key, then F4). If you prefer to use the mouse, click Repeat on the Quick Access Toolbar.

Detailed explanation-2: -To repeat the last action in a Microsoft Office program, press the F4 key or Ctrl + Y on a Windows keyboard.

Detailed explanation-3: -It is generated by holding Ctrl and pressing the Y key on most computer keyboards. In most Windows applications this keyboard shortcut functions as Redo, reversing a previous Undo. In some programs such as Microsoft Office it repeats the previous action if it was something other than Undo.

Detailed explanation-4: -Press Ctrl+A on your keyboard to select all text in the document.

Detailed explanation-5: -To undo an action, press Ctrl + Z. To redo an undone action, press Ctrl + Y.