20 terms

Terms	Definitions
inkjet printer	A nonimpact printer that sprays ink directly onto paper to produce printed text and graphic images.
laser printer	Uses laser-light beams and toner powder to form words and images on paper.
lcd monitor	a flat monitor that uses liquid crystal display to produce images for desktop and portable computers
headphones	A device worn on the head to hear sound coming from the computer
loudspeakers	Used to output audio such as music, speech.
hardcopy	Data from a computer printed on paper, a printout.
data projector	Takes the text and images displaying on a computer screen and projects them on a larger screen so that the audience can see the image clearly.
printer consumable	paper, ink or toner that are used up and must be replaced when printing
display resolution	A measure, in width by height, of the number of pixels on the screen
printer resolution	Amount of detail on a printout, measured in dpi (dot per inch). eg 1,200 dpi. A higher dpi gives a better quality of image. Bother laser and inkjet are high quality.
pixel	a single dot in a graphic image on a display or printout; arranged in a grid to make an image
dpi	dots per inch, number of dots in a row or column for a bitmap graphic, used for printer and scanner resolution, inkjet and laser are both high dpi
inkjet cartridge	used in a printer to store coloured ink, sprays ink onto paper
laser toner cartridge	The cartridge for a laser printer contains toner powder, comes in black and colours, a consumable.
lcd panel	liquid crystal display used for display as part of another machine, eg a camera, a printer, even a laptop or hand-held device
ppm	a measurement of the number of pages a printer can produce in a minute, laser printers are faster than inkjets
printer cost	ink jet printers are usually cheaper than laser printers, all printers need to replace paper and ink or toner (running cost)
output device characteristics	speed, cost, capacity, resolution
fastest printer	laser printer
audio output devices	loudspeaker, headphone

Flickr Creative Commons Images

Some images used in this set are licensed under the Creative Commons through Flickr.com. Click to see the original works with their full license.

• "inkjet printer" image
• "laser printer" image
• "lcd monitor" image
• "headphones" image
• "loudspeakers" image
• "hardcopy" image
• "data projector" image
• "printer consumable" image
• "display resolution" image
• "printer resolution" image
• "pixel" image
• "dpi" image
• "inkjet cartridge" image
• "laser toner cartridge" image
• "lcd panel" image
• "ppm" image
• "printer cost" image
• "fastest printer" image
• "audio output devices" image

This product uses the Flickr API but is not endorsed or certified by Flickr.