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what is printer and its types

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  Printer is a device that prints text and image on paper. The most common devices that use printer technology are copiers, photocopiers, and fax machines. Printers can be classified into three types: impact printers, thermal transfer printers, and inkjet printers." A printer is a device that makes printed documents using an arrangement of nozzles called printheads which produce small drops of liquid (called "droplets") onto paper feedstock to create an image or text using ink as the medium. A typical modern printer has at least one print head for each of the primary colors—cyan, magenta, yellow, and black ("CMYK" for short). Other possible color print heads have been used in rarer cases. The print heads are normally small ink jets, electrostatic devices, or laser beams (in the case of optical printing).[1] Image source: https://www.amazon.com/ In impact printers an ink mist is formed on a spinning cylinder which is then deflected by a hammer onto paper. ...
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what is dot matrix printer

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  A dot matrix printer is a piece of computer hardware that prints text and graphics by moving an entire grid of inked pins across a printing medium, usually paper.     Image source: https://www.amazon.com/ The printing action is repeated per character (or other symbol), row, or column to produce the desired letter or symbol."    Image source: https://pinterest.com/ What makes a dot matrix printer different from an inkjet or laser-based printer? Print speed is one difference.     Image source: https://www.flipkart.com/ Dot matrix printers are sometimes called impact printers since the print head moves with great force when it prints characters and images.    Image source: https://www.tatacliq.com/ Dot matrix printers are usually slower than inkjet or laser printers.     Image source: https://gadgets360.com/ They can be made faster with the use of a narrow, high-speed screen that vibrates instead of moving to pri...
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