Basic computer questions

 

                    ( Computer hardware  )  part 1  

        1 . What is computer ?

          

        ans: Computer is an electronic device which gives output according to the                           instruction and data given by the user .

       2 . What is electronic device ?

       ans : The device which works help from electricity is called electronic device.

      3 . What is input device  ?

       ans : The device which is used to send information to the computer is called                    input device .

     4 . What is output device ?

      

        ans : The device which is used to get the information from the computer is                       called output device .

    5 . What is CPU ?

       
      ans : CPU stands for Central process unit .
              It also called brain or hart of computer .IT perform all the function of                    the computer operation .
        It is classified into 3 part ALU , CU  , MU  .

   

   COMPUTER 's INPUT DEVICES

MOUSE  : 1. Mouse is pointing device , it is used for pointing or selecting actual part of the point of selection .

 2 . There are 5 different types of mouse are there :

                                    *  Tow button mouse .

                                    *  Three button mouse .

                                    * scroll mouse .

                                    * Wireless mouse .