Cut

This feature removes all selected text and/or elements  from the edit page of the document and copies them to the windows clipboard. You can then paste the contents into any location or other windows document.

You can use the keyboard shortcut, CTRL+X to perform this function.

Copy

This feature copies any selected text and/or elements to the windows clipboard and leaves the contents of the document unchanged.

You can use the keyboard shortcut, CTRL+C to perform this function.

Paste

This feature pastes the contents of the windows clipboard into the current edit of the document. The material will be inserted wherever the cursor is located or it will replace any selected text in the current edit of the page. 

You can use the keyboard shortcut, CTRL+V to perform this function.