Machine-translated by Google. Questions are authored in English.
Top

Discussion

When did IBM release the first version of disk operating system DOS version 1.0?

  • A.1981
  • B.1982
  • C.1983
  • D.1984

Answer: A

Correct answer: 1981

IBM shipped PC-DOS 1.0 with the original IBM Personal Computer in August 1981. Microsoft supplied it, having bought 86-DOS from Seattle Computer Products and adapted it, and sold the same system separately as MS-DOS.

No comment is present. Be the first to comment.
Loading…

Post your comment

Please log in or register to post a comment.