What is interaction??
-Interaction is a kind of action that occurs as two or more objects have an effect upon one another. The idea of a two-way effect is essential in the concept of interaction, as opposed to a one-way causal effect. *Wikipedia
-To shaping of interactive products and services with a specific focus on their use.(Feedback and Reinforcement). *My understanding
Interaction design.
You can understand from this short video.
Human Computer Interaction (HCI)
HCI (human-computer interaction) is the study of how people interact with computers and to what extent computers are or are not developed for successful interaction with human beings. A significant number of major corporations and academic institutions now study HCI. Historically and with some exceptions, computer system developers have not paid. *CIO-midmarket
