Module 7: Input and Output

ADA

Americans With Disabilities Act

RFID

Radio frequency identification

Voice Recognition

a computer's ability to recognize spoken words

Data Projector

a device that projects text and images from a smaller display onto a larger display

Monitor

a display that is packaged as a separate peripheral device

Laser Printer

a high speed, high quality, nonimpact printer

Scanner

a light-sensing input device that reads printed text and graphics and then translates them into a form the computer can process

Videoconference

a meeting between two or more geographically separated people who use a network or the internet to transmit audio and video data

Mouse

a pointing device that fits under the palm of your hand, comfortably

Label Printer

a small printer that prints on an adhesive type material that can be placed on a variety of items

Pointer

a small symbol on a screen whose location and shape change as a user moves a pointing device

Touchpad

a small, flat, rectangular pointing device that is sensitive to pressure and motion

Mobile Printer

a small, lightweight, battery powered printer for mobile devices

Plotter

a sophisticated printer used to produce high quality drawings

Trackball

a stationary pointing device with a ball on its top or side

Interactive Whiteboard

a touch sensitive device that displays the image on a connected computer screen usually via projector

Touch Screen

a touch sensitive display

Video Call

a type of call where parties see each other as they talk over the internet

Earbuds

an audio output device placed in the ear

Headphones

an audio output device placed over the ear

Graphics Tablet

an electronic plastic board that detects the movements of a stylus into digital signals that are sent to the computer

Bar Code

an identification code that consists of vertical lines and spaces

Keyboard

an input device that contains keys you press to enter data and instructions into a computer or mobile device

Stylus

an input device that looks like a pen but uses pressure instead of ink

Bar Code Reader

an optical reader that uses lasers to read bar codes

Printer

an output device that produces text and graphics on a physical medium

Signature Capture Pad

captures a handwritten signature generated by a stylus

Digital Pen

captures and converts a user's handwriting or drawings into a digital format, which can then be uploaded to a computer

Large Format Printer

creates photorealistic quality color prints

Output

data processed into a useful form

Ink Jet Printer

forms character and graphics by spraying tiny drops of ink onto a piece of paper

Impact Printer

forms characters and graphics by striking a mechanism against and inked ribbon that physically contacts the paper

Nonimpact Printer

forms characters and images without contacting the paper

Thermal Printer

generates images by pushing electrically heated pins against heat sensitive paper

Web Cam

like a DV camera, but for a computer or mobile device

LCD

liquid crystal display, sandwiches a liquid compound between two sheets of material that presents a sharp flicker free image

All In One Printer

looks like a printer but provides the functions of many peripheral devices

OCR Device

optical character recognition, reads characters and uses sophisticated software to analyze what is read

OMR Device

optical mark recognition, reads hand drawn marks, such as circles or rectangles

Photo Printer

produces lab quality photos

QR Code

quick response code, stores information in both a horizontal and vertical direction

RFID Reader

reads information on an RFID tag via radio waves

Magstripe Reader

reads the magnetic stripe on the back of credit cards and similar cards

DV Camera

records video as digital signals, which you can then transfer to a computer or mobile device with the proper connection

HDTV

the most advanced form of digital television

Resolution

the number of horizontal and vertical pixels in a display

3D Printer

uses additive manufacturing to create an object by adding material to a three dimensional object, one layer at a time

Pen Input

you touch a stylus or digital pen on a flat surface to write, draw, or make selections