Page 14 - trackpad v5.1 class 3 flipbook
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Printer: A printer is an output device used to print text or pictures. There are three
                  types of printers: Dot matrix printer, Inkjet printer and Laser printer.











                         Dot Matrix                             Inkjet                                Laser


                                                              21 st
                                                            Century   #Leadership & Responsibility
                                                             Skills
                                    “Take a printout only if it is necessary. By doing
                                    this, you can save trees. Ask your teacher, how
                                    can it be done?”





                  Monitor: A  monitor  is  an output  device  used  to  display information  processed
                  by  the computer.  Whatever  you  type  on the  keyboard  is  seen  on the  monitor.
                  The monitor is also known as Visual Display Unit or VDU. There are different types

                  of monitors:











                                  CRT                             LCD                         Touchscreen


                                 Speakers: Speakers are the output devices used to play music, voice
                                 and sounds stored in a computer. It gives an output in the form of a
                                 sound.
                   Speakers

                  Projector:  A  projector is  an output  device  used  to  display

                  videos, pictures, documents, etc., from a computer screen to
                  a large screen.
                                                                                                      Projector

                                             Plotter: A plotter is a type of printer that draws high-quality

                                             images  on a  very large  sheet  of  paper.  They  are  used  by
                                             engineers, architects, scientists and designers.


                            Plotter


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