hello  friends  This  article  we have  discuss  fundamental  of  files processing  system  Aur  iski ppt  v aako  hum provide  krnge   sath  mein  toh chle  start  krte  hai  hmare aaj  ke  topic  ko. 







INTRODUCTION  OF  FUNDAMENTAL  OF FILES PROCESSING  SYTEM 

A  file system  is an abstraction  to store , retrieve and update a set of  files. The  term also identifies the data structures specified by some of those abstraction , which are designed to organized by some other of those abstractions , which are designed to allow files on a remote machine to be accessed.
 
The  file system manage access to the data and the metadata of the  files , and manages the available apace of the device which contain it.



TRADITIONAL FILE PROCESS SYSTEM  AND HIERARCHY OF THE DATA


  • Data  is the principle resource of an organization.
  • Data is stored in computer system form  a hierarchy extending from a single bit to a database .
  • The hierarchy is organized from the components below it

DATA  ARE ORGANIZED INTO ;

  1. BITS
  2. FIELDS
  3. RECORS
  4. FILES
  5. DATABASES

1.BITS


A  Bit is the  smallest unit of data representation (value of a bit may be a 0 or 1). Eight bits  make a byte which  can represent a character or a special symbol in a  character code


2. FIELD:-


A field consist  of a grouping of characters .  A data Field  represent an attribute of some entity like a object, place , or event.


3. RECORD:-   


A record representation a collection of attribute that describe a real-world-entity. A record Consist of fields  with each fields describing of the entity.

4.FILE:-

A grouping of related record . Files are frequently classified by the application for which they are primarily .   A  Primary key in a file is the field whose value identified a record among others in a data file.

5.DATABASE :- 

Collection of related relation.


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