1. What devices support the full drag-and-drop experience?

b) Only iPad.

2. What kind of object do you have to provide to start a drag session?

a) UIDragItem.

3. How can you check whether your app can handle a certain drop action?

a) By checking the type of object that is associated with the drop action.

4. How is the drag-and-drop experience limited on iPhone?

c) Drag and drop is limited to the currently-open app.

5. What do you have to do to support drag and drop on an iPhone?

a) You must manually enable the drag-and-drop interactions.

6. How are drag and drop delegate protocols for collection views different from the regular drag and drop delegate protocols?

b) The collection view versions of the delegate methods receive an index path.