Friday, April 27, 2012

Introduction to DOS / Batch Programming

MS-DOS icon
Fig.: MS-DOS Icon
  • MS-DOS is a shortform or acronym for 'MicroSoft Disk Operating System'.
  • It was especially created for IBM computers which introduced by Microsoft in 1981
  • It is a single-user, single tasking operating system which primarily uses Command Line Interface i.e. Command Prompt(cmd.exe)
  • It is built for x86-based personal computers.
  • DOS kernal provides different functions for programs like read a character from keyboard, Display it on screen, Accessing files from disk and many more.
  • DOS has a great functionality in it. It allows shell scripting using batch files (.bat).
  • It is non-graphical text user interface.
  • It controls the computer's hardware and provides a best environment for programs to be run.
  • DOS was programmed in Assembly Language.
  • It is available with Multi-Language support.
  • It supports programming languages such as C, Pascal, Batch, QBasic.
  • The type of kernel used in DOS is a Monolithic Kernel.
  • It has a lot of functionality support under greater command

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