bilateral integration the coordinated use of both sides of the body during activity. integration of learning the incorporation of previously acquired concepts and behaviors into a variety of new situations, a cognitive performance component of occupational therapy.
Generally, the goal of user interface design is to produce a user interface which makes it easy (self explanatory), efficient, and enjoyable (user friendly) to operate a machine in the way which produces the desired result.
The commands are accepted and executed by a part of the operating system called the command processor or command line interpreter. Graphical user interfaces allow you to enter commands by pointing and clicking at objects that appear on the screen.