Friday 10 August 2012

Definition Of Computer


Definition  Of Computer 
   "Computer is an electronic device which take input process it and provide desire out put."
                                                                             OR  
    "Computer is an electronic device that can process data at an fast speed and produce accurate result, beside numerical data it can also process other types of data such as alphabetic and alphanumeric data it also has ability to store data."
                                                                             OR
  "Computer is an electronic device used to process data converting the data into information that is useful to people."


PARTS OF COMPUTER :

computer is divided into four  parts.
HardWare
Software
Data
User


HARD WARE:
         The physical or tangible components forming a computer are called hardwarwe.
it includes not only computer but also cables, connectors,powersupplyand peripheral devices and key board and mouse etc.

SOFTWARE :
         Soft ware refers to the program that instruct the computer and the term has software refers to the non -physical elements of a computer.

DATA:
       Data consist of individual facts or pieces of information.A computer primary job is to process these tiny pieces of data in various  ways converting them into useful information .

USER:
       People are the computer operators also know as users.

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