Thursday, November 12, 2009

what is a printer

In computing, a printer is a peripheral that usually on physical print media such as paper or transparencies in one hard copy (permanent human readable text and graphics / or documents stored in electronic form) production. Many printers primarily used as local peripherals, and a printer are connected to cable, or the new printer, a computer that acts as a source document in a USB cable. Some printers, commonly known as network printers, network interfaces have been integrated (typically wireless and / or Ethernet), and for any network user can serve as a hardcopy device. Printers and local network supports both individual users often associated with the designed one. In addition, some modern printers directly to memory sticks or memory cards or image such as electronic media can interface to capture devices like digital cameras, scanners, printers scanners, some one and / or fax machine combined together in are single units, and can act as copiers. Printers that include non-printing features are sometimes called multifunction printers (MFPs), multifunction devices (MFD), or all one printer (AIO). The MFPs printing, include scanning, and copying features. A virtual printer and one computer software user interface API which is like a printer driver, but a physical computer that is connected with printer. They are ready for small printers, print jobs at a given document virtually no setup time required to obtain a hard copy delivery. However, equipment printers are generally slow (30 pages per minute is considered fast and very cheap consumer printers are far slower than that), and in fact, relatively high cost per page. However, in the management of the projects cost more easily controllable source of application solutions in comparison with one out is offset. Press Obviously, the machine of choice for high volume, professional publication. However, as printers have improved in quality and performance, many jobs were done by professional print shops now be done by users on local printers, see desktop publishing. A world first computer printer engine 19 mechanically for his inter-century Charles Babbage was driven by the search tool

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