Multi Window lets you view multiple applications simultaneously, which you can move around and re-size. It provides the most freeform and flexible interface for flawless multitasking, suitable for even the most task-heavy users.
Cascade View offers a flow patterned view of multiple applications (up to 16) adjusting to your daily tasks for flawless apps management. Dual View allows two main apps to be viewed side-by-side vertically or horizontally — also resizable.
Search the web while jotting down your notes, check email while watching a video, continue working on your docs while fielding calls – your productivity is sky high.
Find out more here: http://www.samsung.com/global/microsite/galaxynote/note_10.1