A User Interface is the method used to allow you to interact with a device.
We tend to think of User Interfaces as being the sole domain of the PC but they are essential to enable us to use many everyday objects such as a mobile phone, a cash machine or a telephone menu system.
The most popular user interfaces for interacting with a PC are: Command Line Interface, Menu Interface or a Graphical User Interface
Challenge see if you can find out one extra fact on this topic that we haven't already told you
Click on this link: User Interface