Output Device Essay Example for Free

Output Device EssayWhat ar OUTPUT DEVICES?Output ruses are ironware devices that display or present selective information to the user or other people. The monitor, correspondent and the speaker are one of the examples.pressmanIt is a computer device that produces a permanent copy on newspaper of information from the computer. There are several kinds of printers ink jet, dot-matrix and laser jet printers.DOT MATRIX newspapermanPrints by hammering or striking an ink-soaked cloth ribbon against a paper. The advantage of this kind of printer is that it can easily create carbon copies because of the impact action of the produce process. The cost per page of produce is relatively cheap.INK JET PRINTERThe ink comes form a cartridge of liquid ink and this printer is simply black and white or in full color.LASER JET PRINTERIt produces high quality prints or graphics on paper. Color and black and white printing is available. It is ground on the principle of electrostatic printin g and photography wherein the source of ink is a toner.PLOTTERIt comes in 2 types pen plotter and electrostatic. Pen plotter is a vector graphics printing device which operates by moving a pen over the surface of paper. It is usually used for large printing requirements of CAD drawings of houses, buildings, cars, airplanes and others. It is also used for vinyl and plastic used for billions and posters.THERMAL PRINTERSProduce prints on caloric paper by selective heating wherein heated areas turn black creating an image. It is mostly used in groceries and department stores. They print faster and quieter than dot matrix.HEADPHONEIt is a small speaker with a style to hold them close to the ears of the user. The headphone allows the user to listen music and sounds all alone.DATA PROJECTORIt displays computer information on big screen so that many will able to see the show.