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To meet Wikipedia’s quality standards and conform to the neutral point of view policy, please help to introduce a more formal style and remove any personally invested tone. Across the many fields concerned with interactivity, including information science, computer science, human-computer interaction, communication, and industrial design, there is little agreement over the meaning of the term interactivity, although all are related to interaction with computers and other machines with a user interface. Multiple views on interactivity exist. Interactive, when a message is related to a number of previous messages and to the relationship between them.
One body of research has made a strong distinction between interaction and interactivity. As the suffix ‘ity’ is used to form nouns that denote a quality or condition, this body of research has defined interactivity as the ‘quality or condition of interaction’. These researchers suggest that the distinction between interaction and interactivity is important since interaction may be present in any given setting, but the quality of the interaction varies from low and high.
Human-Human interactivity is the communication between people. On the other hand, human to computer communication is the way that people communicate with new media.
According to Rada Roy, the “Human Computer interaction model might consists of 4 main components which consist of HUMAN, COMPUTER, TASK ENVIRONMENT and MACHINE ENVIRONMENT. The two basic flows of information and control are assumed.