Which of the following statement is false?
(i) Laser mouse is not able to work on hard surface.
(ii) Scanner converts the printed information into digital pulses.
iii) A retinal scanner is not an iris scanner.
(iv) The user cannot use a trackball, while the device remain stationary.
Only (i)
Only (i) and (iv)
Only (iv)
Only (ii) and (iii)
