A storage device such as a HardDriveand SSD, can be classified as both Inputand Output,because the CPU can either read data from them or write data to them.
Touch Screen
A touch screen can be classified as both Inputand Output.
Inputbecause you can use the touch screen as an input to control things on the screen.
Answers & Comments
Storage Device
A storage device such as a Hard Drive and SSD, can be classified as both Input and Output, because the CPU can either read data from them or write data to them.
Touch Screen
A touch screen can be classified as both Input and Output.
Input because you can use the touch screen as an input to control things on the screen.
Output because a screen outputs an image.