Why is drag and drop good?
For many operations, drag–and–drop makes the actions visible and immediate and can thus improve usability.
Who invented drag and drop?
Jef Raskin, best known for conceptualizing and launching the first Macintosh Project for Apple in the 1970s, is the inventor of drag and drop. The drag and drop paradigm has since replaced what he first named the "click-and-drag" paradigm.
Does drag and drop Copy or Move?
Drag and Drop is a method of moving or copying a file or several files using the mouse or touchpad.