2.5.4 Input and Output Devices
2.5.4 Input and Output Devices
Incorporate comfort, efficiency and safety in the design of the workspace
Communicate with a receiver attached to a port on the system unit
Miniature keyboards for PDAs
and smartphones to send
e-mail, create documents and
Display an image of a keyboard on a touch screen device. Common on tablet computers and mobile devices.
An input device that contains keys users press to enter data and instructions into a computer.
is a pointing device that fits under the palm of your hand comfortably.
A stationary pointing device with a ball on its top or side.
A small, flat, rectangular pointing device that is sensitive to pressure and motion.
A pressure-sensitive pointing device shaped like a pencil eraser that is positioned between keys on a keyboard
Input device that allows a user to control a pointer on the screen.Or,
To allow user to select objects on the screen
4.Scanner and Reading Device
Capture data from a source document, which is the original form of data.
Scanner can be used to capture an image of an object (usually flat object, such as printed document, photograph or drawing) in digital form, and then transfers that data to a computer.
3.Handheld Pen Scanner
A device that use a light source to read characters, marks, and codes and then converts them into digital data that a computer can process.
Optical Character Recognition
Technology that involves reading characters from ordinary documents
Optical Mark Recognition
Reads hand-drawn marks such as small circles or rectangles.
Bar Code Scanner/Readers
An optical reader that uses laser beams to read bar codes by using light patterns that pass through the bar code lines.
Magnetic Stripe Card Reader
Reads the magnetic stripe on the back of credit cards, entertainment card, bank cards, and another similar cards
Magnetic-Ink Character Recognition Reader
Read text printed with magnetized ink. Banking industry almost exclusively uses MICR for cheque processing.
An input device that process of capturing full-motion images and storing them to a computer or mobile device’s storage medium.
Digital Video Camera
Use to record video as digital signal which can be transferred to a computer or mobile device.
To capture video and still images, and usually audio input, for viewing or manipulation on a computer or mobile device.
Motion sensing controller
Joystick & wheel
Input device that directs movements and actions of on-screen objects
Face recognition system
Hand geometry system
Voice verification system
Retinal/Iris Recognition System
Signature Verification System
Translates a personal characteristic (the input) into a digital code that is compared with a digital code stored in the computer.
An input device that is input by touch a stylus or digital pen on a flat surface to write, draw or make selections.
The process of entering input by speaking into a microphone.
Electronic Musical Instruments
The process of entering any sound into the computer such as speech, music, and sound effects.
Users can interact with touch screens by touching area of the screens.