Multiple choice

Which of the following operating systems uses write through catches?

  1. UNIX

  2. DOS

  3. ULTRIX

  4. XENIX

  5. _
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The term DOS is referred to as disk operating system, but it is most often used as a shorthand for MS-DOS. Originally developed by Microsoft for IBM, it is an acronym for several computer operating systems that were operated by using the command line.

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