CHAPTER 5 : UNDERSTANDING INPUT PRESENTED BY :
Jul 04, 2015
CHAPTER 5 : UNDERSTANDING INPUT
PRESENTED BY :
Program computer : perform & how to perform a task.
Respond : command user issues.
User respons : an instruction to reply a question displayed by a program.
•Pointing device that fits under the palm of your
hand comfortably.
LASER
OPTICAL
WIRELESS / CORDLESS
AIR
oTouch screen :
oUsers interact :
of the
.
oCommon in devices :
Enables users
Contain &
•Pen input
•Stylus : small metal /
plastic device
•Digital pen : slightly
, more
functionality than stylus,
&
•Input device
•Game controllers :
Biometrics authenticates aperson’s identity byverifying a personalcharacteristic
The ability to recognizepeople by their facialcharacteristics. Thecharacteristics of a person'sface into a multidimensionalface space.
Fingerprint reader
Hand geometry system
Face recognitionsystem