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Introduction to File Management

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Introduction to File Management

Introduction to File Management

There are numerous library functions available for I/O .
These are categorized into three:
  a)Console I/O Functions

     Functions to receive input from keyboard and write output to VDU.
  b)Disk I/O Functions
  Functions to perform I/O operations on a floppy disk
  or hard disk.
  c)Port I/O Functions-
   Functions to perform I/O operations on various ports.

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