DOS Full Form

DOS stands for Disk Operating System.
DOS basically refers to any kind of operating system but was majorly used for MS-DOS. DOS provides a command line in which the users can give instructions in the form of commands.MS-DOS gained much popularity in the 1980s and early 1990s. It was considered a stand-alone operating system. The early versions of DOS were simple in functioning but then subsequent versions were made which had additional features.
DOS Full Form

History

DOS was licensed by Microsoft on 27th July 1981. The first official version of MS-DOS was released in August 1981 which was made for IBM. Then in the further years, new updated versions were launched with more functionalities and better working. MS-DOS 6.22 was the last stand-alone version that was released in April 1994. After that Windows 95 was released which was called MS-DOS 7.0.

Characteristics

  • Efficient file management:DOS helps in efficient file management.The file operations such as creation, editing and deletion of files is easy.
  • Correct environment:It provides the user an environment where user can do input, output and give commands on the command line efficiently.
  • Single user operating system:It can have only one user at a time on the the computer.
  • Space:It has a maximum space of 2 GB.
  • Specification:It is a 16 bit operating system.

Advantages

  • The commands in DOS are easy to remember and use.
  • DOS is free of cost and can be installed easily.
  • It gives us direct access to the BIOS calls.
  • It can run on smaller machines and therefore the booting process is much faster than other operating systems.
  • DOS is very lightweight and it allows access to hardware.

Disadvantages

  • DOS doesn’t support multitasking.
  • It only has 2 GB of space which cannot be extented.
  • It can only have a single user at a time.
  • It is not compatible with other browsers.
  • It doesn’t support networking.

Attention reader! Don’t stop learning now. Get hold of all the important CS Theory concepts for SDE interviews with the CS Theory Course at a student-friendly price and become industry ready.

My Personal Notes arrow_drop_up

Check out this Author's contributed articles.

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.


Article Tags :
Practice Tags :


Be the First to upvote.


Please write to us at contribute@geeksforgeeks.org to report any issue with the above content.