It is an input, sensors are always inputs.
A touch screen is both input and output. The touch sensor is input, the display screen is output.
is an omr and input or output device?
Assuming that a sensor (any type, heat, light, sound etc) is connected to something - eg a computer or a switch etc. it is an 'input' device. The device which created whatever is being 'sensed' is an output device. For example if you put a thermometer next to a light bulb to see how hot it is then the bulb is 'output' and the thermometer is 'input'.
Input device.
both input r output
Normally it is an output device. However a touchscreen monitor is both an input and output device.
The monitor is an output device......
The full form of MICR is Magnetis Ink Character Reader.
It is an input device.
A printer is an output device. The keyboard is an input device.
Output.
A simple printer is an output device. A printer/scanner is both an input and an output device.