Computer Science
Input Devices

For each of the devices and technologies in the list below, you need to be able to describe how they work, how errors are detected, the approximate cost, and the benefits and limitations of using the device.

Mouse
Keyboard
Bar Code Reader
Flatbed Scanner
Fingerprint Scanner
Retina Scanner
Iris Scanner
Optical Mark Reader
Optical Character Recognition Systems
Magnetic Stripe Reader
Smart Card Reader
RFID Reader
Touch-sensitive Screen
Graphics Tablet
Voice Recognition
Digital Stills Camera