output
A touch screen is both input and output. The touch sensor is input, the display screen is output.
Output. Even if the screen is a touchscreen, the screen itself is still output. The input is handled through a conductive layer on top of the screen, ultrasonic waves in front of the screen, or from an electrostatic field in front of the screen and not from the screen itself.
Both. There's a touch panel that is used to feed information in to the device (input) and a screen underneath the touch panel to display stuff (output). This makes it to be both input and output.
an input
Touch screen is an input device.
Physical design relates to the actual input and output processes of the system.... Devising a test and implementation plan, and specifying any new hardware and ...Overview of menu and data entry screen options, contents, and processing. visit site
Output. Unless it is a touch screen type, then it doubles as an input device.
The input would be you pressing the keys and the output would be the letters on the screen?
It is both. The output device shows you images on the screen, while the input device allows you to interact with objects on the screen (e.g., touch the screen to select an option).
"Touch screen "acts as both input and output devices
I believe you are referring to the screen only. A touch screen works as a input and output device