Output

1. Data projectors

1.1. takes the text & images displaying on a computer screen

1.2. project text & images on a lager screen

2. Interactive whiteboards

2.1. touch-sensitive device

2.2. resembling a dry-erase-board

2.3. displays the image on a conected computer screen

3. Display devices

3.1. Visually conveys text,graphics,video information

3.2. monitor

3.2.1. LCD monitor

3.2.1.1. uses a liquid compound

3.2.1.2. depend primaly on

3.2.1.2.1. Resolution

3.2.1.2.2. Response time

3.2.1.2.3. Brightness

3.2.1.2.4. Dot pitch

3.2.1.2.5. Contrast ratio

3.2.2. Widescreen

4. Printers

4.1. produces on a physical medium

4.2. nonimpact printers

4.2.1. Ink-jet printers

4.2.1.1. spraying tiny drops on paper

4.2.2. Photo printers

4.2.2.1. produces color photo-lab-quality pictures

4.2.3. Laser printers

4.2.3.1. High quality & speed

4.2.4. Thermal printers

4.2.4.1. heated pins

4.2.5. Mobile printers

4.2.6. Label & postage printers

4.2.6.1. small printer

4.2.6.1.1. stamps

4.2.7. Plotters

4.2.7.1. high quality drawing

4.2.8. Large-formal printers

4.2.8.1. lager scale

4.3. impact printers

4.3.1. Dot-matrix printer

4.3.1.1. tine wire pins

4.3.2. Line printer

4.3.2.1. prints an entire line at a time

5. Speakers,headphones,earbuds

5.1. produces sounds

5.2. headphones are outside of the ear

5.3. Earbuds are inside the ear canal

6. Tactile output

6.1. provides the user with a physical response from the device

7. Force-feedback game controllers

7.1. send resistance to the device in response to actions of the user