1. Drag the orange square over the blue square
  2. Press the relevant modifier keys for your platform
  3. Continue dragging over the pink square
  4. Release the drag, then the keys
  5. Check that the correct drop effect is produced in each case. If the mouse cursor can change to indicate the final type of drop effect that will take place, it should change to the relevant type (the one in bold) once the modifier keys are pressed.
Windows
ModifierDrop effect
Nonemove
Ctrlmove=>copy=>none
Shiftmove
Altmove=>link=>none
Ctrl+Shiftmove=>link=>none
Ctrl+Altmove
Alt+Shiftmove
Ctrl+Alt+Shiftmove
Unix/Linux
ModifierDrop effect
nonemove
Ctrlmove=>copy=>none
Shiftmove
Altmove
Ctrl+Shiftmove=>link=>none
Ctrl+Altmove=>copy=>none
Alt+Shiftmove
Ctrl+Alt+Shiftmove=>link=>none
Mac
ModifierDrop effect
nonemove
Ctrlmove
Shiftmove
Option/altmove=>copy=>none
Commandmove
Ctrl+Shiftmove
Ctrl+Optionmove=>copy=>none
Ctrl+Commandmove
Shift+Optionmove=>copy=>none
Shift+Commandmove
Command+Optionmove=>link=>none
Ctrl+Shift+Optionmove=>copy=>none
Ctrl+Shift+Commandmove
Ctrl+Command+Optionmove=>link=>none
Shift+Command+Optionmove=>link=>none
Ctrl+Shift+Command+Optionmove=>link=>none