INPUT
what are they?
they are stuff to put data inside.
something like microphone, video, keyboard, touchscreen, mouses, paper scanner, and so on. they are many.
something like microphone, video, keyboard, touchscreen, mouses, paper scanner, and so on. they are many.
VR
they are input that you put them in your head or hand. if you move, they sends you a signal and computer moves as you moves
business card reader
they are machine that reads the cord and tell who you are.
light gun
these are toy for kids. they shoots the light and your clothes got sensor. if you get hit, the signal is sent computer tells how many times have you got hit.