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

  • 1981
  • 1982
  • 1983
  • 1984

Answer: Option A

Similar Questions :

1. Which type of software can be used to merge data of two files in one file ?

  • System software
  • Networking software
  • Documenting software
  • Utility Software

Answer: Option D

2. Memory protection is of no use in single user system.

  • True
  • False

Answer: Option A

3. Remote computing services involves the use of ?

  • multiprocessing
  • multiprogramming
  • batch processing
  • real time processing

Answer: Option C

4. When did IBM released the first version of its disk operating system DOS version 1.0 ?

  • 1981
  • 1982
  • 1983
  • 1984

Answer: Option A

5. What are global locks ?

  • they synchronize access to local resources
  • they synchronize access to global resources
  • they synchronize access to local and global resources
  • none of above

Answer: Option B

Read more from - Operating System Questions Answers - Set 2
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