interactive(Characterized by conversational exchange of input and output, as when a user enters a question or command and the system immediately responds. The interactivity of microcomputers is one of the features that makes them approachable and easy to use)
interoperability(The ability for two or more software applications to work together with little effort from the user); partnership(The set of rules on a computer and a portable device that allow digital media files and other information to be synchronized)