Page 18 - TP_Prime_v2.2_Class_3
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The output which is displayed on the screen of a monitor is called the soft copy. A
                  printout of the soft copy on paper is called the hard copy of the output.

                  Some of the commonly used output devices are shown below:


                   Monitor

                  A monitor looks like a television. It is also known as a Visual Display
           Prime (Ver. 2.2)-III  Unit or VDU. The monitor shows the data that you input and its


                  result (output) after the computer processes it.


                                         Speakers








          16                            Speakers are used to hear music, voice and sound on a computer.
                   Headphones

                  A headphones is used to listen music and sound without disturbing

                  others as they are worn by an individual. But wearing them for a long
                  time can affect your hearing power and cause damage to your ears.


                    Printer


                  A printer is used to print the result of the work done by the computer on paper. We
                  can print documents, drawings, images, etc. in black and white as well as in colour

                  using a printer.
                  There are two types of printers.

                  Laser Printer

                  It uses a laser beam to print the hard copy.



                                         Inkjet Printer

                                         It sprays ink on the paper to print the hard copy.









                                    If  CPU  is  the  brain  of  a  computer,  then  which  computer  hardware  is
                                    its ear?
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